Child zone: Parent Zones and Child Zones (Cut Nodes) in Managed DNS

Опубликовано: January 4, 2023 в 3:36 pm

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Категории: Child

Parent Zones and Child Zones (Cut Nodes) in Managed DNS

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Parent Zones and Child Zones (Cut Nodes) in Managed DNS

Definitions

A child zone is a separate, fully functional zone that is technically a subdomain of another zone. For example, it is possible to have domain.com and sub.domain.com as individual zone objects, each with their own SOA records. Most commonly, this separation allows you to delegate a subdomain to another provider. Child zones also allow you to give control of a subdomain to another Dyn account.

The original “base” zone is referred to as the parent zone, e.g. domain.com; the separated subdomain is referred to as child zone or cut node, e.g. sub.domain.com. For more technical detail, please see RFC 1035.

Learn more about DNS Zones »

Creating a cut node

There are several ways to create a child zone, depending on your organizational needs. At its most basic, you can simply add NS records to a subdomain to assign it to another provider:

Zone Hostname Type Data
domain.com sub.domain.com NS ns1.otherdomain.com
domain.com sub.domain.com NS ns2.otherdomain.com

 

At OtherDomain LLC, you would create a new, full zone called sub.domain.com, and populate it with records as normal. Requests for records for domain.com would still be answered by Dyn, while requests for sub.domain.com and its own child nodes (e.g. hello.sub.domain.com) would be answered by ns1/ns2.otherdomain.com.

Put another way, a request for records at sub.domain.com would be answered like so:

root nameservers -> .com nameservers -> domain.com nameservers (Dyn) -> sub.domain.com nameservers (OtherDomain) -> SOA record

There are some caveats, however. Before you can add NS records and delegate the subdomain elsewhere, the child node cannot contain any other records or subdomains itself (e.g. www.sub.domain.com). If you are creating a brand new child node, this isn’t an issue; if you are delegating an existing subdomain, some coordination with our client services is required.

Please review the following options to see which method suits your needs:

  • Delegating from Dyn to another DNS provider
  • Delegating from Dyn to another DNS provider, with in-zone/in-parent glue
  • Delegating from another DNS provider to Dyn
  • Transferring to another Dyn account

 

Delegating from Dyn to another DNS provider

If the node exists and has records, but no subdomains:

  1. Create the child zone with the new provider. Populate the new zone with the desired records, and make sure the zone is live and published. You can use utilities like dig to check the resolution against your new nameservers, e. g. _dig sub.domain.com @ns1.otherguy.com soa_.
  2. Reduce the TTLs for the subdomain and all records beneath it to 30 seconds or less. Keep track of the highest TTL for any record in the subdomain; you will need to wait at least that amount of time for cached records to expire with all DNS resolvers.
  3. When you are ready to cut over to the new provider, perform the following steps:
    1. In the DynECT interface, navigate to the node, and click “Delete Node” on the righthand side. Accept the warning, but do not publish.
    2. Navigate back to the node, and add NS records for the new provider.
    3. Publish the changes.

This will atomically swap the old records with the new NS records; new queries will now be answered by the new provider. The resolution for the rest of the parent domain will be unaffected.

If the node exists and has subdomains:

Follow steps 1 and 2 above, then contact client services. To prevent zones from being accidentally placed in a broken state, safeguards in the Dyn interface disallow the creation of NS records at any node with children. The client services team will be able to replace the node atomically without causing resolution loss.

 

Delegating from Dyn to another DNS provider, with in-zone/in-parent glue

Some configurations require in-zone/in-parent glue records. In this scenario, A records for the new provider’s nameservers are added to the parent zone beneath the cut node, like so:

Hostname Type Value
ns1.sub.domain.com A 1.2.3.4
ns2.sub.domain.com A 5.6.7.8
sub.domain.com NS ns1.sub.domain.com
sub.domain.com NS ns2.sub.domain.com

 

With this configuration, the NS records for sub.domain.com direct visitors to query ns1/ns2.sub.domain.com, which already hold the IP addresses for the destination nameservers. Further queries will be directed to these machines.

If the node does not already exist:

  1. Create the child zone with the new provider. Populate the new zone with the desired records, and make sure the zone is live and published. You can use utilities like dig to check the resolution against your new nameservers, e.g. _dig sub.domain.com @ns1.otherguy.com soa_.
  2. In the Dyn interface, create the new node.
  3. Under the new node, create the new subdomains, e.g. ns1.sub.domain.com, and populate them with the desired A records. Do not publish it yet.
  4. When you have added all of the nameserver IP addresses, add NS records for them to the original child node, e.g. sub.domain.com.
  5. Publish the zone. This will create both the NS records and A records simultaneously.

If the node does already exist:

  1. Follow step 1 above.
  2. Reduce the TTLs for the subdomain and all records beneath it to 30 seconds or less. Keep track of the highest TTL for any record in the subdomain; you will need to wait at least that amount of time for cached records to expire with all DNS resolvers.
  3. Contact client services. To prevent zones from being accidentally placed in a broken state, safeguards in the user interface disallow the creation of NS records at any node with children. The client services team will be able to replace the node atomically without causing resolution loss.

 

Delegating from another DNS provider to Dyn

This method is essentially the reverse of the previous two delegation types: you have a parent zone elsewhere, and would like to delegate a single child node to Dyn.

  1. Create the child zone in Managed DNS. Child zone creation works just like any other zone, because it is just another standard DNS zone; here, you’ll just be creating the domain at a lower level, e.g. sub.domain.com.
  2. As advised above, lower the TTLs of the child node with your current DNS provider to 30 seconds or less. Keep track of the highest TTL for any record in the subdomain; you will need to wait at least that amount of time for cached records to expire with all DNS resolvers. (Do not lower TTLs to zero, as some DNS implementations may consider this to mean “keep this record permanently”.)
  3. When you are ready to delegate, you will need to atomically replace the existing records with your new NS records, where XX is your pool number:
Hostname Type Value
domain.com NS ns1.pXX.dynect.net
domain.com NS ns2.pXX.dynect.net
domain.com NS ns3.pXX.dynect.net
domain.com NS ns4.pXX.dynect.net

 

To avoid downtime, please ensure the records are swapped atomically; that is, the old records are deleted and the new records are added in a single publish action. If your current DNS provider’s user interface does not allow you to do this, please contact the provider’s support team for further assistance in avoiding resolution issues.

 

Transferring to another Dyn account

This method is a little different, as you will need consent and coordination between both the “giving” party (the current owning account for the parent zone) and the “receiving” party (the destination account for the child zone). You will need to contact our client services team for assistance in vetting and performing the child zone transfer between accounts.

Please note: Certain advanced services cannot be transferred between accounts. If the child node or its children utilize advanced services, e.g. Traffic Management, please inform the client services team when requesting the transfer so they can properly assist you.

If the child node does not exist:

  1. In the parent account, create the desired child zone. Child zone creation works just like any other zone, because it is just another standard DNS zone; here, you’ll just be creating the domain at a lower level, e. g. sub.domain.com. Populate it with the desired records and nodes, then publish the zone.
  2. Contact the client services team for further instructions. They may request that the owning account create certain records in the parent domain to prove ownership or may request certain documentation.Once validated, the child zone will be moved to the new receiving account, while NS records are placed in the parent zone. The receiving account may now utilize the child zone as desired, while the remainder of the parent zone is still controlled by the giving account.If the child node already exists:
    • Please contact the client services team. They will be able to separate the child node into a full zone and transfer it to the “gaining” account.

Frequently Asked Questions

  • I want to create a child zone, but the parent zone belongs to another account. Do I need to contact client services?

Yes. For security purposes, we do not allow customers to create child zones for existing parent zones without proper authorization. Please see “Transferring to another Dyn account” above.

  • I’m trying to add NS records to a node, but they’re not listed in the dropdown, or I get the error “Cannot add a NS at a node with children”.

To prevent zones from being accidentally placed in a broken state, safeguards in the user interface disallow the creation of NS records at any node with children. The client services team will be able to assist you in replacing the node atomically, without causing resolution loss.

 

<< DNS Knowledge Base


Kid Zone | Greater Wichita YMCA

Activities for Kids While You Work Out

Time – especially for parents with small children – always seems limited. Between work, social and professional obligations, activities for kids and the family and more, it might feel selfish or impossible to prioritize time to work out to relieve stress and improve your fitness, attend a group exercise class for fun and camaraderie with friends.

The Greater Wichita YMCA, to make it easier for parents to find time to improve their wellness – spirit, mind, and body – offers:

  • KID ZONE drop-In hours at ALL 10 area branch locations*
  • Qualified Kid Zone staff personify the Y’s core values of caring, honesty, respect, and responsibility
  • Safe Centers that ensure open spaces and play while making sure kids leave only with their authorized guardian
  • Availability for all kids (ages six-weeks to seven-years-old) of members who abide by our policies. 

Find My Kid Zone

Branch

– Select -DENNIS SCHOENEBECK NORTH YMCADR. JIM FARHA ANDOVER YMCAEAST YMCAEL DORADO YMCAKEN SHANNON NORTHWEST YMCANEWTON YMCARICHARD A. DEVORE SOUTH YMCAROBERT D. LOVE DOWNTOWN YMCASTEVE CLARK YMCAWEST YMCA

 

Kid Zone FAQ

We know that you may have questions about how our Kid Zone Drop-In centers “work” including policies and pricing. Below are a list of our most common questions, but you are encouraged to talk with any Kid Zone staff members or front desk staff at any of our locations or Contact Us if you have more questions.

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How do I register my child for Kid Zone Drop-In Nursery Care?

Registering your child for the Kid Zone takes just a few minutes. Once you have registered your child for Kid Zone care it takes just a few minutes to check them in and check them out during your visits. Please note that you may be required to re-register your child at each branch location where you use Kid Zone if they are not in our centralized system. This is for your child’s safety.

Can I check my child(ren) into the Kid Zone and leave to run errands, visit the doctor, or do other quick things?

No. You are required to stay in the building and available (by text or page) for the entire time your child is in the Kid Zone. Any failure to comply will carry appropriate consequences.

*Ask to speak to the Kid Zone coordinator if you are talking place in a class, bootcamp or personal training session that plans on taking place outside.

Are your Kid Zone centers safe? Is the staff qualified?

Yes. Our Kid Zone Drop-In centers are designed to be a safe place for children within our larger facilities. Only authorized users who drop-off a child can pick-up that child. If there are issues with a child (behavior, illness, etc.) while in the Kid Zone the parent will be notified by page and text immediately. There are policies for weather emergencies and similar circumstances, too.

Each legal guardian may assign up to three authorized users for drop off and pick up. If one user drops off in Kid Zone they must verbally tell a staff member that a different authorized user will pick up. If a verbal warning is not issued at time of drop off, Kid Zone staff will not release children to the authorized user at time of pick up.

Our staff is screened and carefully vetted, and they all carry required certifications and qualifications to work with children in our facilities. Staff is, specifically, certified in CPR and First Aid to support the safety of your child during your visit. In addition, staff members work hard to develop a variety of age-appropriate activities to keep your child active and engaged in Kid Zone.

Our Kid Zone facilities and staff are all compliant with our Child Safety Policies and Procedures. 

How much does Kid Zone and Drop-In Nursery time cost? What are my payment options?

Kid Zone is an ADD-ON to membership (not included in monthly fees) but it can be added in just a few minutes at any of our front desks. Payment at the front desk or Kid Zone can be made by cash, check, debit or credit card. Online and on-going (auto draft) payments are ONLY AVAILABLE TO MEMBERS.

  • MONTHLY AUTO DRAFT – Up-to 2 hours/day/child of Kid Zone time. $15/month* for one child. $20/month* for two-or-more children in the same family.
  • HOURLY RATE $8/hour/child* (minimum one hour purchase)
  • 8-HOUR ADMISSIONS PACKAGE $48*

*Rates are good until September 30th, 2022

ALL Kid Zone time is charged in 30-minute (.5 hour) increments so please plan accordingly.

Can my child have food or beverage in the Kid Zone?

Yes. You can leave a healthy snack or a drink with your child. You can provide water or clear juice in spill-proof cups (milk allowed ONLY for infants) and healthy snacks. Branches may vary in the type of snacks allowed so please check with your Kid Zone specifically. Note that NO candy, gum, peanut products, or meals are allowed.

KID ZONE HOURS AND AVAILABILITY MAY VARY BY DATE AND LOCATION. PARTICIPANT/OCCUPANCY LIMITS ARE STRICTLY ENFORCED. CONTACT WELCOME DESK AT SPECIFIC BRANCH FOR DETAILS. 
 

Children | Sanatorium AQUALOO Sochi

Children’s infrastructure in the boarding house “Akvaloo” pleases all guests of the complex, both children and their parents! While parents are getting used to a large area, visiting various restaurants, spa treatments, sports events, professional educators, teachers and experienced animators will take care of the children.

Aquarik Children’s Development Center

Working hours: from 9 am to 4.30 pm.

Children’s development center “Akvarik” employs educators and professional animators.

A variety of educational activities and creative activities are held with children every day. The center also has a talent studio open to the public. Fun mini-discos are organized for children in the evenings.

Children’s club “Looshka”

Working hours: from 10 am to 18 pm.

In the children’s club, teachers are engaged in outdoor and educational games with children, drawing lessons with crayons, pencils and paints, modeling from plasticine and clay, dancing and other interesting activities.

Children’s animation

Opening hours: from 10 am to 10 pm.

Experienced animators have developed special children’s programs for the youngest guests of the resort complex “Akvaloo”:

  • “Tyap-Lyap”. Tyap-Lyap Children’s Art Studio will teach any child to draw and make various crafts from any available materials roles of a small actor
  • Competitive programs — there are more than 200 famous characters in the stock of the animation show of the complex, who are ready to amuse the guests of the boarding house every day from morning to evening!
Children’s towns

There are several children’s towns in the park area on the territory of the boarding house.

There is also a children’s entertainment area on the beach.

Amusement park

Opening hours: from 10 am to 18 pm.

Children’s amusement park, located next to building No. 1 “Azure”, invites its young visitors to ride on special small cars and carousels, frolic on an inflatable trampoline, compete in air hockey or just watch cartoons in the equipped 3D cinema “Triumph”.

Swimming pools for children

!!! Dear guests of the complex, follow the rules of conduct and safety in the aqua zone, do not leave children unattended by adults!

Working hours: from 10 am to 10 pm.

In the indoor water park: pool with mini slides for the little ones. For older children: the Multislide – 25 slide designed for children consists of 4 tracks with a simultaneous descent. A slide with a length of 24 meters, the height of the slide is 5 meters. Also for older children, slides “Slide for rafts”, “Rafting”, “Space boat” and others are suitable.

In the outdoor water park: the water in the pool is fresh. The temperature in the pool in summer warms up to 30 degrees. The pool area is equipped with a waterfall and slides for children: “Elephants”, “Rabbit”, “Rainbow”.

Outdoor pool near building No. 8 “Ocean”: there is a children’s section in the pool for younger guests. Children from 12 years old can also swim in the outdoor pool on the beach near building No. 7 “Morskoy”.

Restaurant infrastructure for children (catering):
  • all halls are equipped with high chairs for feeding babies
  • in a variety of dishes there is always a suitable menu for a child

Children’s entertainment center in Yekaterinburg

Hurry up to book a children’s graduation at the prices of 22 years!

Only until the end of December it is possible to book a date for the children’s graduation next spring at the price of the outgoing year!

Read more. ..

Place to entertain your children

While the children are having fun under the supervision of our staff, parents can take a breather in an Italian pizzeria or take a stroll through the shops of the mall.

Best Birthdays in Fan Kids

We organize a holiday and birthday greetings. In the program: animators, show program and delicious treats!

Read more…

Play maze

The attraction is safe, all materials are made of soft parts.

view more

BATTLE COMPLEX

with 6 guns is part of the

play maze
view more

Hive and web system

System of nets, passages and hives joins maze

view more

TRAMPOLINE ARENA

Trampoline arena – an integral part of the activity park

view more

NINJA PARK

obstacle course of varying difficulty

view more

Follow our news so you don’t miss anything

Laser Fun Arena opening soon

Dear visitors of our entertainment complex, we are pleased to inform you that Laser Fan Arena will open soon.

The new gaming space will feature:

Laser tag arena

Special offers for the New Year holidays at Fun Kids

Dear guests of our gaming complex, we want to please you — we have prepared special offers on the eve of the New Year holidays!

New Year’s party for a class, group or…

Congratulations to Santa Claus from Fan Kids!

Unique New Year’s offer from the Fan Kids team!

Congratulations from Santa Claus and the Snow Maiden at your home or in our center!

You can invite the main characters of the New Year celebration to your place…

About Us

Fun Kids Amusement Park is an interesting and safe play space for children of different age groups. The abundance of various attractions, play areas for the youngest and older, an excellent family cafe and reliable supervision create excellent conditions for children’s entertainment and outdoor activities

Attractions

The abundance of children’s attractions and play areas allows every child to find something to their liking. You can get acquainted with the atmosphere of our children’s amusement park in the gallery of specially selected photos

News

Park rules

Special rules have been developed to ensure safety and order in our amusement park

Holidays

Our entertainment area is perfect for children’s parties and events

Italian Pizza at Fun Kids

After an active holiday, you can have a delicious lunch with the whole family in the Italian Pizza cafe, which is located in the park

Entertainment for children in Ekaterinburg in “Fun Kids”

In our park, every child can find an interesting activity. Most of the zones are focused on active recreation for children, so safety is given great attention. Well-designed children’s attractions are of great interest to toddlers and teenagers. You can even leave your child under supervision and go shopping.