about.com - robtex.com

about.com

DNSSEC⚠️ Not signed
A2606:4700:7::1d8πŸ‡ΊπŸ‡Έ Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2a06:98c1:58::1d8πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:58::/48 βœ“ In HTTPS hints
A162.159.141.224Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.66.1.220πŸ‡ΊπŸ‡Έ Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSblue.foundationdns.com ⭐ πŸ”’
A2606:4700:57::6ca2:c601πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:57::/48
A2803:f800:52::a29f:3c01πŸ‡¨πŸ‡· Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:56::ac40:2801πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:56::/48
A108.162.198.1πŸ‡ΊπŸ‡Έ Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.60.1Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.40.1πŸ‡ΊπŸ‡Έ Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSblue.foundationdns.net
NSblue.foundationdns.org
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27πŸ‡ΊπŸ‡Έ Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2607:f8b0:4003:c30::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26πŸ‡ΊπŸ‡Έ Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(30)
A2607:f8b0:4001:c70::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26πŸ‡ΊπŸ‡Έ Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(40)
A2607:f8b0:4003:c30::1bπŸ‡ΊπŸ‡Έ Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.27πŸ‡ΊπŸ‡Έ Google74.125.27.0/24
PTRyutulis-in-f27.1e100.net
MXaspmx3.googlemail.com(50)
A2607:f8b0:4001:c70::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.27πŸ‡ΊπŸ‡Έ Google192.178.209.0/24
PTRyucbful-in-f27.1e100.net
TXT_globalsign-domain-verification=ojigih5w0ef57wjvnpzdo5a4culsziquhumcdqksj2
TXTadobe-idp-site-verification=4d443bb146b2a60fc0c0216c899a6ef9baa971cc3c36ac4b3...
TXTairtable-verification=7f23bd05102c5a2c073b0d0689ecaf71
TXTatlassian-domain-verification=uutqhyge655rxaicqp-iayc/q7ggtojzidouyp0rb7n8oud...
TXTfacebook-domain-verification=rf8ocdhxrznl039sodxk5mul9of8l7
TXTglobalsign-domain-verification=w4_cm6jggwq8dxcwhkis6ltg0lzij1oizfjnoapv_d
TXTgoogle-site-verification=nabvdaatpqecskkkchqujsdsjagdkyi4dg5-vj-bcrw
TXTopenai-domain-verification=dv-7ma37immfvwqj1fwgsn676a6
TXTslack-domain-verification=op2dusosy3seuyxvj1tjafq1nwifizeevpkitpnr
TXTv=spf1 ip4 64.125.213.247 ip4 216.223.13.247 ip4 34.194.76.185 ip4 35.164.185...
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4162.159.141.224, 172.66.1.220
IPv62606:4700:7::1d8, 2a06:98c1:58::1d8
SOAblue.foundationdns.comdns@cloudflare.com serial=2397006728

com

rank #394 globally
rank #249 in the tld
This domain "about.com" is a popular website that provides general interest information. It is an online resource site that hosts expert content on a wide variety of topics. The website is owned by IAC and is known for its credible, high-quality articles written by experienced authors.WOT: SAFE (93/100)
πŸ“ˆ Tranco rank: #1,863

PTR for

Up

Same first word

Similar names

DNS History

46 records (12 active, 34 former)

20162017201820192020202120222023202420252026NSblue.foundationdns.comblue.foundationdns.netblue.foundationdns.orgdns1.p05.nsone.netdns2.p05.nsone.netdns3.p05.nsone.netdns4.p05.nsone.netns01.icsn.comns02.icsn.comns03.icsn.comns04.icsn.comns1.p30.dynect.netns2.p30.dynect.netns3.p30.dynect.netns4.p30.dynect.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comabout-com.mail.protection.outlook.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comA162.159.141.224172.66.1.2202606:4700:7::1d82a06:98c1:58::1d8151.101.1.121151.101.129.121151.101.130.114151.101.130.137151.101.193.121151.101.194.114151.101.194.137151.101.2.114151.101.2.137151.101.65.121151.101.66.114151.101.66.137207.241.148.122207.241.148.802a04:4e42::6492a04:4e42:200::6452a04:4e42:400::6452a04:4e42:600::645CNAMEns1sln.about.com
●NSblue.foundationdns.com2026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
●NSblue.foundationdns.net2026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
●NSblue.foundationdns.org2026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
β—‹NSdns1.p05.nsone.net2016-10-22 β†’ 2021-09-01 Β· 18 obs
β—‹ 2016-10-13 16:47:48
● 2016-10-22 10:39:10
β—‹ 2016-10-31 19:22:52
β—‹ 2016-11-08 02:18:24
● 2016-11-16 08:00:54
β—‹ 2016-11-26 00:38:54
β—‹ 2016-12-05 17:13:04
● 2016-12-10 04:28:28
● 2016-12-15 14:56:46
β—‹ 2016-12-17 05:55:10
β—‹ 2017-02-11 20:11:24
● 2017-03-14 03:35:48
● 2017-07-26 10:07:06
β—‹ 2017-08-02 14:18:00
● 2017-09-07 13:35:40
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSdns2.p05.nsone.net2016-10-22 β†’ 2021-09-01 Β· 5 obs
β—‹ 2016-10-13 16:47:48
● 2016-10-22 10:39:10
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSdns3.p05.nsone.net2016-10-22 β†’ 2021-09-01 Β· 5 obs
β—‹ 2016-10-13 16:47:48
● 2016-10-22 10:39:10
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSdns4.p05.nsone.net2016-10-22 β†’ 2021-09-01 Β· 5 obs
β—‹ 2016-10-13 16:47:48
● 2016-10-22 10:39:10
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSns01.icsn.com2019-10-25 β†’ 2021-09-01 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSns02.icsn.com2019-10-25 β†’ 2021-09-01 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSns03.icsn.com2019-10-25 β†’ 2021-09-01 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSns04.icsn.com2019-10-25 β†’ 2021-09-01 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹NSns1.p30.dynect.net2015-08-26 β†’ 2018-03-13 Β· 19 obs
● 2015-08-26 14:54:12
● 2016-10-13 16:47:48
β—‹ 2016-10-22 10:39:10
● 2016-10-31 19:22:52
● 2016-11-08 02:18:24
β—‹ 2016-11-16 08:00:54
● 2016-11-26 00:38:54
● 2016-12-05 17:13:04
β—‹ 2016-12-10 04:28:28
β—‹ 2016-12-15 14:56:46
● 2016-12-17 05:55:10
● 2017-02-11 20:11:24
β—‹ 2017-03-14 03:35:48
β—‹ 2017-07-26 10:07:06
● 2017-08-02 14:18:00
β—‹ 2017-09-07 13:35:40
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹NSns2.p30.dynect.net2015-08-26 β†’ 2018-03-13 Β· 7 obs
● 2015-08-26 14:54:12
● 2016-10-13 16:47:48
β—‹ 2016-10-22 10:39:10
● 2016-10-31 19:22:52
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹NSns3.p30.dynect.net2015-08-26 β†’ 2018-03-13 Β· 7 obs
● 2015-08-26 14:54:12
● 2016-10-13 16:47:48
β—‹ 2016-10-22 10:39:10
● 2016-10-31 19:22:52
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹NSns4.p30.dynect.net2015-08-26 β†’ 2018-03-13 Β· 7 obs
● 2015-08-26 14:54:12
● 2016-10-13 16:47:48
β—‹ 2016-10-22 10:39:10
● 2016-10-31 19:22:52
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹MXabout-com.mail.protection.outlook.com2018-03-13 β†’ 2018-03-13 Β· 4 obs
β—‹ 2017-10-17 03:41:00
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
●MXalt1.aspmx.l.google.com2015-08-26 β†’ 2026-02-25 Β· 5 obs
● 2015-08-26 14:54:12
● 2017-10-17 03:41:00
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2026-02-25 22:55:44
●MXalt2.aspmx.l.google.com2015-08-26 β†’ 2026-02-25 Β· 5 obs
● 2015-08-26 14:54:12
● 2017-10-17 03:41:00
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2026-02-25 22:55:44
β—‹MXalt3.aspmx.l.google.com2015-08-26 β†’ 2017-10-17 Β· 4 obs
● 2015-08-26 14:54:12
● 2017-10-17 03:41:00
β—‹ 2018-03-13 18:39:26
β—‹ 2026-02-25 22:55:44
β—‹MXalt4.aspmx.l.google.com2015-08-26 β†’ 2017-10-17 Β· 4 obs
● 2015-08-26 14:54:12
● 2017-10-17 03:41:00
β—‹ 2018-03-13 18:39:26
β—‹ 2026-02-25 22:55:44
●MXaspmx.l.google.com2015-08-26 β†’ 2026-02-25 Β· 5 obs
● 2015-08-26 14:54:12
● 2017-10-17 03:41:00
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2026-02-25 22:55:44
●MXaspmx2.googlemail.com2019-10-25 β†’ 2026-02-25 Β· 3 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2026-02-25 22:55:44
●MXaspmx3.googlemail.com2019-10-25 β†’ 2026-02-25 Β· 3 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2026-02-25 22:55:44
β—‹A151.101.1.1212017-10-17 β†’ 2018-03-13 Β· 5 obs
β—‹ 2017-09-07 13:35:40
● 2017-10-17 03:41:00
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹A151.101.129.1212017-10-17 β†’ 2018-03-13 Β· 5 obs
β—‹ 2017-09-07 13:35:40
● 2017-10-17 03:41:00
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹A151.101.130.1142019-10-25 β†’ 2020-04-27 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2020-04-27 06:41:48
β—‹ 2020-09-14 18:05:46
β—‹ 2026-02-25 22:55:44
β—‹A151.101.130.1372020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹A151.101.193.1212017-10-17 β†’ 2018-03-13 Β· 5 obs
β—‹ 2017-09-07 13:35:40
● 2017-10-17 03:41:00
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹A151.101.194.1142019-10-25 β†’ 2020-04-27 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2020-04-27 06:41:48
β—‹ 2020-09-14 18:05:46
β—‹ 2026-02-25 22:55:44
β—‹A151.101.194.1372020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹A151.101.2.1142019-10-25 β†’ 2020-04-27 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2020-04-27 06:41:48
β—‹ 2020-09-14 18:05:46
β—‹ 2026-02-25 22:55:44
β—‹A151.101.2.1372020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹A151.101.65.1212017-10-17 β†’ 2018-03-13 Β· 5 obs
β—‹ 2017-09-07 13:35:40
● 2017-10-17 03:41:00
● 2018-03-13 18:39:26
β—‹ 2019-10-25 04:01:44
β—‹ 2026-02-25 22:55:44
β—‹A151.101.66.1142019-10-25 β†’ 2020-04-27 Β· 5 obs
β—‹ 2018-03-13 18:39:26
● 2019-10-25 04:01:44
● 2020-04-27 06:41:48
β—‹ 2020-09-14 18:05:46
β—‹ 2026-02-25 22:55:44
β—‹A151.101.66.1372020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
●A162.159.141.2242026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
●A172.66.1.2202026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
β—‹A207.241.148.1222016-12-05 β†’ 2017-09-07 Β· 5 obs
β—‹ 2016-11-29 08:29:30
● 2016-12-05 17:13:04
● 2017-09-07 13:35:40
β—‹ 2017-10-17 03:41:00
β—‹ 2026-02-25 22:55:44
β—‹A207.241.148.802015-08-26 β†’ 2016-11-29 Β· 4 obs
● 2015-08-26 14:54:12
● 2016-11-29 08:29:30
β—‹ 2016-12-05 17:13:04
β—‹ 2026-02-25 22:55:44
●A2606:4700:7::1d82026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
β—‹A2a04:4e42::6492020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹A2a04:4e42:200::6452020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹A2a04:4e42:400::6452020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
β—‹A2a04:4e42:600::6452020-09-14 β†’ 2021-09-01 Β· 5 obs
β—‹ 2020-04-27 06:41:48
● 2020-09-14 18:05:46
● 2021-09-01 17:28:02
β—‹ 2026-02-14 18:40:56
β—‹ 2026-02-25 22:55:44
●A2a06:98c1:58::1d82026-02-14 β†’ 2026-02-25 Β· 3 obs
β—‹ 2021-09-01 17:28:02
● 2026-02-14 18:40:56
● 2026-02-25 22:55:44
β—‹CNAMEns1sln.about.com2016-10-22 β†’ 2016-10-22 Β· 3 obs
● 2016-10-22 10:39:10
β—‹ 2016-10-31 19:22:52
β—‹ 2026-02-25 22:55:44

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net...-
about.comblue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org6 records

βœ… Authoritative Response

Server: 162.159.60.31

NS records: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for about.com (unsigned zone)

⏱️ Timing

Total: 544ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.66.1.220, 162.159.141.224
AAAA22606:4700:7::1d8, 2a06:98c1:58::1d8
NS3blue.foundationdns.com, blue.foundationdns.net...
MX5aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT10_globalsign-domain-verification=ojigih5w, adobe-idp-site-verification=4d443bb146b2...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1blue.foundationdns.com dns.cloudflare.co

πŸ“Œ Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (blue.foundationdns.com, blue.foundationdns.com, blue.foundationdns.com...)

AI analysis

about.com maps to four IP numbers: 2606:4700:7::1d8, 2a06:98c1:58::1d8, 162.159.141.224 and 172.66.1.220.

about.com is delegated to three name servers: blue.foundationdns.com, blue.foundationdns.net and blue.foundationdns.org.

Host names with six IP numbers: The host name blue.foundationdns.com points to: 2606:4700:57::6ca2:c601, 2803:f800:52::a29f:3c01, 2a06:98c1:56::ac40:2801, 108.162.198.1, 162.159.60.1 and 172.64.40.1.

about.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

Host names with two IP numbers

Host aspmx2.googlemail.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27

Host aspmx3.googlemail.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27

Host aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27

Host alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26

Host alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26

Host names pointing to 2607:f8b0:4003:c30::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com

Host names pointing to 2607:f8b0:4001:c70::1a: aspmx3.googlemail.com and alt2.aspmx.l.google.com