about.com - robtex.com
about.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:7::1d8πΊπΈ Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2a06:98c1:58::1d8πΊπΈ Cloudflare2a06:98c1:58::/48 β In HTTPS hints | ||||||
| A | 162.159.141.224Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.66.1.220πΊπΈ Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | blue.foundationdns.com β π | ||||||
| A | 2606:4700:57::6ca2:c601πΊπΈ Cloudflare2606:4700:57::/48 | ||||||
| A | 2803:f800:52::a29f:3c01π¨π· Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:56::ac40:2801πΊπΈ Cloudflare2a06:98c1:56::/48 | ||||||
| A | 108.162.198.1πΊπΈ Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.60.1Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.40.1πΊπΈ Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | blue.foundationdns.net | ||||||
| NS | blue.foundationdns.org | ||||||
| MX | aspmx.l.google.com β | ||||||
| A | 2607:f8b0:4004:c19::1bπΊπΈ Google2607:f8b0:4004::/48 | ||||||
| PTR | bk-in-f27.1e100.net | ||||||
| A | 172.253.62.27πΊπΈ Google172.253.62.0/24 | ||||||
| PTR | bc-in-f27.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| A | 2607:f8b0:4003:c30::1bπΊπΈ Google2607:f8b0:4003::/48 | ||||||
| PTR | yutulis-in-f27.1e100.net | ||||||
| A | 74.125.27.26πΊπΈ Google74.125.27.0/24 | ||||||
| PTR | yutulis-in-f26.1e100.net | ||||||
| MX | alt2.aspmx.l.google.com(30) | ||||||
| A | 2607:f8b0:4001:c70::1aπΊπΈ Google2607:f8b0:4001::/48 | ||||||
| PTR | yucbful-in-f26.1e100.net | ||||||
| A | 192.178.209.26πΊπΈ Google192.178.209.0/24 | ||||||
| PTR | yucbful-in-f26.1e100.net | ||||||
| MX | aspmx2.googlemail.com(40) | ||||||
| A | 2607:f8b0:4003:c30::1bπΊπΈ Google2607:f8b0:4003::/48 | ||||||
| PTR | yutulis-in-f27.1e100.net | ||||||
| A | 74.125.27.27πΊπΈ Google74.125.27.0/24 | ||||||
| PTR | yutulis-in-f27.1e100.net | ||||||
| MX | aspmx3.googlemail.com(50) | ||||||
| A | 2607:f8b0:4001:c70::1aπΊπΈ Google2607:f8b0:4001::/48 | ||||||
| PTR | yucbful-in-f26.1e100.net | ||||||
| A | 192.178.209.27πΊπΈ Google192.178.209.0/24 | ||||||
| PTR | yucbful-in-f27.1e100.net | ||||||
| TXT | _globalsign-domain-verification=ojigih5w0ef57wjvnpzdo5a4culsziquhumcdqksj2 | ||||||
| TXT | adobe-idp-site-verification=4d443bb146b2a60fc0c0216c899a6ef9baa971cc3c36ac4b3... | ||||||
| TXT | airtable-verification=7f23bd05102c5a2c073b0d0689ecaf71 | ||||||
| TXT | atlassian-domain-verification=uutqhyge655rxaicqp-iayc/q7ggtojzidouyp0rb7n8oud... | ||||||
| TXT | facebook-domain-verification=rf8ocdhxrznl039sodxk5mul9of8l7 | ||||||
| TXT | globalsign-domain-verification=w4_cm6jggwq8dxcwhkis6ltg0lzij1oizfjnoapv_d | ||||||
| TXT | google-site-verification=nabvdaatpqecskkkchqujsdsjagdkyi4dg5-vj-bcrw | ||||||
| TXT | openai-domain-verification=dv-7ma37immfvwqj1fwgsn676a6 | ||||||
| TXT | slack-domain-verification=op2dusosy3seuyxvj1tjafq1nwifizeevpkitpnr | ||||||
| TXT | v=spf1 ip4 64.125.213.247 ip4 216.223.13.247 ip4 34.194.76.185 ip4 35.164.185... | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 | 162.159.141.224, 172.66.1.220 | ||||||
| IPv6 | 2606:4700:7::1d8, 2a06:98c1:58::1d8 | ||||||
| SOA | blue.foundationdns.comdns@cloudflare.com serial=2397006728 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
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)
π Tranco rank: #1,863
PTR for
Up
Same first word
Similar names
DNS History
46 records (12 active, 34 former)
βNSblue.foundationdns.com2026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSblue.foundationdns.net2026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSblue.foundationdns.org2026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSdns1.p05.nsone.net2016-10-22 β 2021-09-01 Β· 18 obs
β 2016-10-22 10:39:10
β 2016-10-31 19:22:52
β 2016-11-08 02:18:24
β 2016-11-16 08:00:54
β 2016-11-26 00:38:54
β 2016-12-05 17:13:04
β 2016-12-10 04:28:28
β 2016-12-15 14:56:46
β 2016-12-17 05:55:10
β 2017-02-11 20:11:24
β 2017-03-14 03:35:48
β 2017-07-26 10:07:06
β 2017-08-02 14:18:00
β 2017-09-07 13:35:40
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSdns2.p05.nsone.net2016-10-22 β 2021-09-01 Β· 5 obs
β 2016-10-22 10:39:10
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSdns3.p05.nsone.net2016-10-22 β 2021-09-01 Β· 5 obs
β 2016-10-22 10:39:10
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSdns4.p05.nsone.net2016-10-22 β 2021-09-01 Β· 5 obs
β 2016-10-22 10:39:10
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSns01.icsn.com2019-10-25 β 2021-09-01 Β· 5 obs
β 2019-10-25 04:01:44
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSns02.icsn.com2019-10-25 β 2021-09-01 Β· 5 obs
β 2019-10-25 04:01:44
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSns03.icsn.com2019-10-25 β 2021-09-01 Β· 5 obs
β 2019-10-25 04:01:44
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSns04.icsn.com2019-10-25 β 2021-09-01 Β· 5 obs
β 2019-10-25 04:01:44
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βNSns1.p30.dynect.net2015-08-26 β 2018-03-13 Β· 19 obs
β 2016-10-13 16:47:48
β 2016-10-22 10:39:10
β 2016-10-31 19:22:52
β 2016-11-08 02:18:24
β 2016-11-16 08:00:54
β 2016-11-26 00:38:54
β 2016-12-05 17:13:04
β 2016-12-10 04:28:28
β 2016-12-15 14:56:46
β 2016-12-17 05:55:10
β 2017-02-11 20:11:24
β 2017-03-14 03:35:48
β 2017-07-26 10:07:06
β 2017-08-02 14:18:00
β 2017-09-07 13:35:40
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βNSns2.p30.dynect.net2015-08-26 β 2018-03-13 Β· 7 obs
β 2016-10-13 16:47:48
β 2016-10-22 10:39:10
β 2016-10-31 19:22:52
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βNSns3.p30.dynect.net2015-08-26 β 2018-03-13 Β· 7 obs
β 2016-10-13 16:47:48
β 2016-10-22 10:39:10
β 2016-10-31 19:22:52
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βNSns4.p30.dynect.net2015-08-26 β 2018-03-13 Β· 7 obs
β 2016-10-13 16:47:48
β 2016-10-22 10:39:10
β 2016-10-31 19:22:52
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βMXabout-com.mail.protection.outlook.com2018-03-13 β 2018-03-13 Β· 4 obs
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βMXalt1.aspmx.l.google.com2015-08-26 β 2026-02-25 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βMXalt2.aspmx.l.google.com2015-08-26 β 2026-02-25 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βMXalt3.aspmx.l.google.com2015-08-26 β 2017-10-17 Β· 4 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2026-02-25 22:55:44
βMXalt4.aspmx.l.google.com2015-08-26 β 2017-10-17 Β· 4 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2026-02-25 22:55:44
βMXaspmx.l.google.com2015-08-26 β 2026-02-25 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βMXaspmx2.googlemail.com2019-10-25 β 2026-02-25 Β· 3 obs
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βMXaspmx3.googlemail.com2019-10-25 β 2026-02-25 Β· 3 obs
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βA151.101.1.1212017-10-17 β 2018-03-13 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βA151.101.129.1212017-10-17 β 2018-03-13 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βA151.101.130.1142019-10-25 β 2020-04-27 Β· 5 obs
β 2019-10-25 04:01:44
β 2020-04-27 06:41:48
β 2020-09-14 18:05:46
β 2026-02-25 22:55:44
βA151.101.130.1372020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA151.101.193.1212017-10-17 β 2018-03-13 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βA151.101.194.1142019-10-25 β 2020-04-27 Β· 5 obs
β 2019-10-25 04:01:44
β 2020-04-27 06:41:48
β 2020-09-14 18:05:46
β 2026-02-25 22:55:44
βA151.101.194.1372020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA151.101.2.1142019-10-25 β 2020-04-27 Β· 5 obs
β 2019-10-25 04:01:44
β 2020-04-27 06:41:48
β 2020-09-14 18:05:46
β 2026-02-25 22:55:44
βA151.101.2.1372020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA151.101.65.1212017-10-17 β 2018-03-13 Β· 5 obs
β 2017-10-17 03:41:00
β 2018-03-13 18:39:26
β 2019-10-25 04:01:44
β 2026-02-25 22:55:44
βA151.101.66.1142019-10-25 β 2020-04-27 Β· 5 obs
β 2019-10-25 04:01:44
β 2020-04-27 06:41:48
β 2020-09-14 18:05:46
β 2026-02-25 22:55:44
βA151.101.66.1372020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA162.159.141.2242026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA172.66.1.2202026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA207.241.148.1222016-12-05 β 2017-09-07 Β· 5 obs
β 2016-12-05 17:13:04
β 2017-09-07 13:35:40
β 2017-10-17 03:41:00
β 2026-02-25 22:55:44
βA207.241.148.802015-08-26 β 2016-11-29 Β· 4 obs
β 2016-11-29 08:29:30
β 2016-12-05 17:13:04
β 2026-02-25 22:55:44
βA2606:4700:7::1d82026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA2a04:4e42::6492020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA2a04:4e42:200::6452020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA2a04:4e42:400::6452020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA2a04:4e42:600::6452020-09-14 β 2021-09-01 Β· 5 obs
β 2020-09-14 18:05:46
β 2021-09-01 17:28:02
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βA2a06:98c1:58::1d82026-02-14 β 2026-02-25 Β· 3 obs
β 2026-02-14 18:40:56
β 2026-02-25 22:55:44
βCNAMEns1sln.about.com2016-10-22 β 2016-10-22 Β· 3 obs
β 2016-10-31 19:22:52
β 2026-02-25 22:55:44
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net... | - |
| about.com | blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org | 6 records |
β Authoritative Response
Server: 162.159.60.31
NS records: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for about.com (unsigned zone)
β±οΈ Timing
Total: 544ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.66.1.220, 162.159.141.224 |
| AAAA | 2 | 2606:4700:7::1d8, 2a06:98c1:58::1d8 |
| NS | 3 | blue.foundationdns.com, blue.foundationdns.net... |
| MX | 5 | aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)... |
| TXT | 10 | _globalsign-domain-verification=ojigih5w, adobe-idp-site-verification=4d443bb146b2... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | blue.foundationdns.com dns.cloudflare.co |
π 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