ietf.org

• Delegation
• Authoritative answer
• Related hostnames

Delegation

Authoritative answer

ANSWER for ietf.org.
ietf.org.	1800	SOA	ns0.ietf.org. glen.amsl.com. ( 1200000181 1800 1800 604800 1800 )
	1800	RRSIG	\# 284 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
	1800	NS	ns0.ietf.org.
	1800	NS	ns1.mia1.afilias-nst.info.
	1800	NS	ns1.yyz1.afilias-nst.info.
	1800	NS	ns1.sea1.afilias-nst.info.
	1800	NS	ns1.ams1.afilias-nst.info.
	1800	NS	ns1.hkg1.afilias-nst.info.
	1800	RRSIG	\# 284 000205020000070853938f6851b24e3c9e040469657466036f7267006b016523cd33b96d8e85cc8c90fe6aa21b0d773dbf0e9a29d0920c33b5e37253ee7683b4def3ea663ef43d2c45113cb343eb135a05f9e8a8963e16be8ae4a77add987d9948397b47e3e7599170f594785fa29f0ed412e87f58eb859887138b565e1d13329cfd3bb6810be35f1938975e0605f3e5a95a41cc215e39ac8a4ab72a08bc9a686359096a11f32c1673ddcc1ef792533335893bfdfac5befd5b75e3b48ef741c9ac2f801110fddb32c28f78c48f02e7c94b9e95ae41631c511d874672e5bdd85737b7255892d74af151691a811e3f02918b049e263a331a2d79b356744644dbcdaf25f308d662c16f1aa0493b99fe925708aafcfc9f4b1dc2e41c8c2d
	1800	A	12.22.58.30
	1800	RRSIG	\# 284 000105020000070853938f3e51b24e3c9e040469657466036f7267002909b0a04c58844c1a3453ba97ab43866b34fe685f853457fd5ae802dd9f476eff9a11eb837305aceadbdd594c379e9758866c03c10ccfcc1fd870668187ad98308a9e9f3cd65d4742fb561dd1c981487661d4df9cffd0d720e07a7e0d60b8bb1916e64ae2146a4115df9933a6bca3742240abcbeb1d7a5969443ec3c398b44fa40487f81e1ae331b16077b51b9624d178aba659996c1f9db552852899543b525e45de476f7c9bc94d27eb2ea1b941179f61ee6473cadce8a07940e7cade52830bec6ea5d74032105ad2145ec9306ac7e151754528e7168a0d466375b7cf8f669da2918c25da7eb32454a5e333448665d061396a2a23bfb9582eb722fd63b50e
	1800	MX	0 mail.ietf.org.
	1800	RRSIG	\# 284 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
	1800	TXT	"v=spf1 ip4:12.22.58.0/26 ip4:64.170.98.0/26 ip4:209.208.19.192/27 ip6:2607:f170:8000:1500::0/64 ip6:2001:1890:123a::0/56 ip6:2001:1890:126c::0/56 -all"
	1800	RRSIG	\# 284 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
	1800	AAAA	2001:1890:123a:0:0:0:1:1e
	1800	RRSIG	\# 284 001c05020000070853938fa051b24e3c9e040469657466036f72670044770f8f8983bae833157f21754bdbf7227e63bd0bfd6fdffaa8b514bfe08e4749da5076da729ea4c9b2b4dd6aed6a4e8783749c76ee95bbea2e20d1a16d6c21f290654ba3eb784d75d12bd1dd4917cc286ae295e68a3a1fdbab801cb562a2f8f69a95de2b2279a2d84615874ed0a683ed683779f33fa6a78420697cb76df24f19422bd3225ad1bc6a2e3adfea1be1a25760bacd46f622099f6012b6a0b6b43f33915d7dac572aea26b804b7a040c01eee55688e766250df9f20bfd41656b37023e187015f909fd74c02c1fe41498b366e28432d5c773282aa16d4edcc3e8689fbce06744c7bdbba0c0896262cf49e4d92cb56ad39d783aea4749d5410955640
	1800	NSEC	\# 42 0569657466310a5f646f6d61696e6b65790469657466036f726700000d62018008000380000000000010
	1800	RRSIG	\# 284 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
	1800	DNSKEY	\# 264 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
	1800	DNSKEY	\# 264 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
	1800	RRSIG	\# 284 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
	1800	RRSIG	\# 284 003005020000070853938f6051b24e3c9e040469657466036f726700c33c52e307d2500745026f770342a5f4b4372431081fc15cf0aeb0162032fe54d161bb48c3b08a0dc3b0476c5cf4af23ab43338ab938507193029897303c2d7d63b9380203f8ffbce9771f6f1e093bd5a212bd6e65be2caab3f1f1bdc5d01824f187865accc67c28f1e63e59e318cfc9070701c763987c6093e5fae32bd220d5d1124d418d3588cb3333279a4f18bbccd1a8a034b69d7f894266d7df75381bbf196420a1e0350a982e97863379ad9ca9446bf0e6352280f497f1ef46ae591cf3a2ef2e3d510c0459a6dcaa980c4f3e33905d69ba34cc7c776a80af834278567bd2eeea1e7e994e9e5e6ae949969f959c35839daad64cae7cb723da1b4f341294
	1800	SPF	"v=spf1 ip4:12.22.58.0/26 ip4:64.170.98.0/26 ip4:209.208.19.192/27 ip6:2607:f170:8000:1500::0/64 ip6:2001:1890:123a::0/56 ip6:2001:1890:126c::0/56 -all"

Related hostnames

Ietf.org is a domain controlled by six domain name servers at ietf.org and afilias-nst.info having a total of eleven IP numbers. Two of them are on the same IP network. Incoming mail for ietf.org is handled by one mail server at ietf.org themselves having a total of two IP numbers. Both are on different IP networks. Ietf.org has two IP numbers (2001:1890:123a::1:1e, 12.22.58.30). Both are on different IP networks.

Trustee.ietf.org, search.ietf.org, jabber.ietf.org, www.ietf.org, rt.ietf.org and at least one other host point to the same IP and also shares mail servers. Onsite.ietf.org, www3.ietf.org, www1.ietf.org, optimus.ietf.org, ops.ietf.org and at least two other hosts point to the same IP. Irtf.org and iab.org share both name servers and mail servers with this domain. Datatracker.ietf.org, www.irtf.org, ns0.ietf.org, iaoc.ietf.org, apps.ietf.org and at least eight other hosts use ietf.org as a mail server under another name. Afiliasplc.info, tld.info, afilaisinc.info, afilias.net, nic.info and at least 195 other hosts share name servers with this domain. Afaliasplc.info, afiliasllp.info, publicir.org, affilliascorporation.info, amsl.com and at least 105 other hosts share name servers under another name with this domain. Www.iab.org, reg.ietf.org, ftp.ietf.org, sec.ietf.org and mail.ietf.org share mail servers with this domain. Meeting.ietf.org, edu.ietf.org and tools.ietf.org are subdomains to this domain. Ietf-mx.ietf.org, www2.ietf.org, ns.ietf.org, noc.ietf.org, aswww.ietf.org and at least 15 other hosts are hosts under this domain. Ietf.biz, ietf.se, ietf.eu, ietf.ru and ietf.com are similar domain names.

Also check www.ietf.org.

Ietf.org is hosted on two servers in Fremont, CA, United States.

The name server ns1.sea1.afilias-nst.info

There are several hundred of domains that use the name server ns1.sea1.afilias-nst.info.

• Three quarter of those use the five name servers ns1.ams1.afilias-nst.info, ns1.hkg1.afilias-nst.info, ns1.mia1.afilias-nst.info, ns1.sea1.afilias-nst.info and ns1.yyz1.afilias-nst.info together, hereafter referred to as "name server group 1", (example: 24.182.199.in-addr.arpa, publicinterestregistry.us and affilliascompany.info ).
• A third of them use the two mail servers gateway and mail02.afilias.info together, hereafter referred to as "mail server group 1", (example: afilias-dns.com, dotinformation.info and affiliascompany.info ).
• A third of them point only to the IP number 66.199.183.26 (example: afaliasco.info, afaliascorporation.info and afilliascompany.info ).
• About one in six of them use the four name servers ns1.ams1.afilias-nst.info, ns1.mia1.afilias-nst.info, ns1.sea1.afilias-nst.info and ns1.yyz1.afilias-nst.info together (but not ns1.hkg1.afilias-nst.info ), hereafter referred to as "name server group 2", (example: c.0.0.0.0.0.5.0.1.0.0.2.ip6.arpa, 51.19.199.in-addr.arpa and 56.19.199.in-addr.arpa ).

The name server ns1.hkg1.afilias-nst.info

There are several hundred of domains that use the name server ns1.hkg1.afilias-nst.info.

• Most of those use name server group 1 (example: 27.182.199.in-addr.arpa, 112.249.199.in-addr.arpa and 1.4.0.0.0.0.5.0.1.0.0.2.ip6.arpa ).
• Half of them use mail server group 1 (example: afiliasdotinfo.info, website.info and 866.info ).
• A third of them point only to the IP number 66.199.183.26 (example: afaliasinc.info, afalaiscompany.info and afalaisdomains.info ).

The name server ns1.yyz1.afilias-nst.info

There are several hundred of domains that use the name server ns1.yyz1.afilias-nst.info.

• Three quarter of those use name server group 1 (example: 42.182.199.in-addr.arpa, isoc-phila.info and 125.249.199.in-addr.arpa ).
• A third of them use mail server group 1 (example: nic.aero, afilaiscorp.info and member.info ).
• A third of them point only to the IP number 66.199.183.26 (example: afilias.us, affiliasplc.info and affiliasinc.info ).
• About one in six of them use name server group 2 (example: 56.254.199.in-addr.arpa, 7.2.0.0.0.0.5.0.1.0.0.2.ip6.arpa and b.0.0.0.0.0.5.0.1.0.0.2.ip6.arpa ).

The name server ns1.ams1.afilias-nst.info

There are several hundred of domains that use the name server ns1.ams1.afilias-nst.info.

• Three quarter of those use name server group 1 (example: afiliascompany.info, 8.182.199.in-addr.arpa and registrar.aero ).
• A third of them use mail server group 1 (example: affiliasinformation.info, phone.info and afalais.info ).
• A third of them point only to the IP number 66.199.183.26 (example: afalias.info, afalaisllp.info and site.info ).
• About one in six of them use name server group 2 (example: 29.254.199.in-addr.arpa, 8.2.0.0.0.0.5.0.1.0.0.2.ip6.arpa and 48.254.199.in-addr.arpa ).

The five name servers ns1.ams1.afilias-nst.info, ns1.hkg1.afilias-nst.info, ns1.mia1.afilias-nst.inf…

There are more than two hundred domains that use name server group 1.

• A third of those use mail server group 1 (example: list.info, afilaisdotinfo.info and affilliasmember.info ).
• A third of them point only to the IP number 66.199.183.26 (example: affiliasdotinfo.info, afilliasinfo.info and afiliascorp.info ).

The name server ns0.amsl.com

There are about thirty domains that use the name server ns0.amsl.com.

• Most of those use only the mail server mail.amsl.com (example: broadband-forum.org, ipmplsforum.org and gamingstandards.net ).
• Most of them use the four name servers ns0, ns1, ns4 and ns5.amsl.com together, hereafter referred to as "name server group 3", (example: 58.22.12.in-addr.arpa, amsl.us and atmforum.com ).
• Three quarter of them point only to the IP number 64.170.98.20 (example: mplsforum.org, ntaforum.org and frforum.com ).

The four name servers ns0, ns1, ns4 and ns5.amsl.com together

Most of the about twenty domains that use name server group 3 use only the mail server mail.amsl.com (example: aropedia.com, gamingstandards.com and a4wp.org ).