`markzuckerberg.com`

DNSSEC	⚠️ Not signed
A	2a03:2880:f003:c07:face:b00c:0:2^{🇺🇸 Facebook2a03:2880:f003::/48 , Inc.}
		PTR	`edge-star6-shv-01-iad3.facebook.com`
A	31.13.66.4^{🇺🇸 Facebook31.13.66.0/24 , Inc.}
NS	`a.ns.facebook.com` ⭐
		A	2a03:2880:f0fc:c:face:b00c:0:35^{🇺🇸 Facebook2a03:2880:f0fc::/48}
			PTR	`a.ns.facebook.com`
		A	129.134.30.12^{🇺🇸 Facebook129.134.30.0/24 , Inc.}
			PTR	`a.ns.facebook.com`
NS	`b.ns.facebook.com`
		A	2a03:2880:f0fd:c:face:b00c:0:35^{🇺🇸 Facebook2a03:2880:f0fd::/48}
			PTR	`b.ns.facebook.com`
		A	129.134.31.12^{🇺🇸 Facebook129.134.31.0/24 , Inc.}
			PTR	`b.ns.facebook.com`
NS	`c.ns.facebook.com`
		A	2a03:2880:f1fc:c:face:b00c:0:35^{🇺🇸 Facebook2a03:2880:f1fc::/48}
			PTR	`c.ns.facebook.com`
		A	185.89.218.12^{🇮🇱 Facebook185.89.218.0/24}
			PTR	`c.ns.facebook.com`
NS	`d.ns.facebook.com`
		A	2a03:2880:f1fd:c:face:b00c:0:35^{🇺🇸 Facebook2a03:2880:f1fd::/48}
			PTR	`d.ns.facebook.com`
		A	185.89.219.12^{🇮🇱 Facebook185.89.219.0/24}
			PTR	`d.ns.facebook.com`
TXT	`v=spf1 -all`
HTTPS	HTTP/2, HTTP/3
HTTPS	HTTP/2, HTTP/3
SOA	`a.ns.facebook.com`dns@facebook.com serial=4207849484

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	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.net`nstld@verisign-grs.com serial=1777090081

Same first word

markzuckerberg.org

markzuckerberg.info

markzuckerberg.cfd

markzuckerberg.com

DNS History

30 records (6 active, 24 former)

●NSa.ns.facebook.com2018-10-31 → 2026-04-25 · 2 obs

● 2018-10-31 23:27:18
● 2026-04-25 04:35:52

●NSb.ns.facebook.com2018-10-31 → 2026-04-25 · 2 obs

● 2018-10-31 23:27:18
● 2026-04-25 04:35:52

●NSc.ns.facebook.com2026-02-20 → 2026-04-25 · 3 obs

○ 2018-10-31 23:27:18
● 2026-02-20 13:16:50
● 2026-04-25 04:35:52

●NSd.ns.facebook.com2026-02-20 → 2026-04-25 · 3 obs

○ 2018-10-31 23:27:18
● 2026-02-20 13:16:50
● 2026-04-25 04:35:52

○A157.240.11.172018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A157.240.12.132018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A157.240.214.12026-02-25 → 2026-03-18 · 13 obs

○ 2026-02-24 09:58:34
● 2026-02-25 05:55:54
○ 2026-02-26 21:07:42
○ 2026-03-09 21:06:44
● 2026-03-11 00:44:34
○ 2026-03-11 18:40:12
○ 2026-03-11 20:47:40
● 2026-03-12 15:53:54
○ 2026-03-12 21:53:40
○ 2026-03-17 01:50:52
● 2026-03-18 07:51:02
○ 2026-03-23 08:38:38
○ 2026-04-25 04:35:52

○A163.70.151.232026-02-20 → 2026-04-14 · 40 obs

○ 2018-11-05 17:05:28
● 2026-02-20 13:16:50
○ 2026-02-22 16:04:50
○ 2026-02-23 20:27:14
● 2026-02-24 09:58:34
○ 2026-02-25 05:55:54
○ 2026-03-02 20:03:36
● 2026-03-02 22:13:02
○ 2026-03-04 21:46:14
● 2026-03-04 23:08:16
○ 2026-03-04 23:56:20
● 2026-03-09 21:06:44
○ 2026-03-11 00:44:34
○ 2026-03-12 15:53:54
● 2026-03-12 21:53:40
○ 2026-03-13 19:31:18
● 2026-03-14 05:46:18
● 2026-03-15 21:58:46
○ 2026-03-16 09:36:10
● 2026-03-17 00:42:28
● 2026-03-17 01:50:52
○ 2026-03-18 07:51:02
● 2026-03-23 08:38:38
● 2026-03-27 01:07:02
○ 2026-03-27 01:49:26
○ 2026-03-27 02:21:16
● 2026-03-29 13:44:34
○ 2026-03-29 20:13:38
● 2026-04-01 16:25:20
○ 2026-04-03 04:12:16
○ 2026-04-03 04:49:28
● 2026-04-04 16:48:28
○ 2026-04-04 17:56:32
● 2026-04-05 03:25:26
● 2026-04-06 14:48:22
○ 2026-04-10 16:55:12
● 2026-04-11 20:09:28
● 2026-04-14 09:08:58
○ 2026-04-16 00:21:00
○ 2026-04-25 04:35:52

○A185.60.216.152018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f001:6:face:b00c:0:22018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

●A2a03:2880:f003:c07:face:b00c:0:22026-02-22 → 2026-04-25 · 36 obs

○ 2026-02-20 13:16:50
● 2026-02-22 16:04:50
○ 2026-02-22 18:30:22
○ 2026-02-23 18:18:18
● 2026-02-23 20:27:14
○ 2026-02-24 09:58:34
○ 2026-02-25 05:55:54
● 2026-02-26 21:07:42
○ 2026-02-27 20:03:38
○ 2026-02-28 16:27:36
● 2026-02-28 19:15:40
● 2026-03-02 20:03:36
○ 2026-03-02 22:13:02
● 2026-03-04 21:46:14
○ 2026-03-04 23:08:16
● 2026-03-04 23:56:20
○ 2026-03-09 21:06:44
○ 2026-03-11 00:44:34
● 2026-03-11 18:40:12
● 2026-03-11 20:47:40
○ 2026-03-12 15:53:54
○ 2026-03-12 21:53:40
● 2026-03-13 19:31:18
○ 2026-03-14 05:46:18
○ 2026-03-15 21:58:46
● 2026-03-16 09:36:10
○ 2026-03-17 00:42:28
○ 2026-03-27 01:07:02
● 2026-03-27 01:49:26
● 2026-03-27 02:21:16
○ 2026-03-29 13:44:34
○ 2026-04-14 09:08:58
● 2026-04-16 00:21:00
● 2026-04-16 01:03:18
○ 2026-04-17 20:02:48
● 2026-04-25 04:35:52

○A2a03:2880:f005:20c:face:b00c:0:22018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f00d:110:face:b00c:0:22018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f00f:1:face:b00c:0:12018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f011:1:face:b00c:0:12018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f012:1:face:b00c:0:12026-02-22 → 2026-04-17 · 22 obs

○ 2026-02-22 16:04:50
● 2026-02-22 18:30:22
● 2026-02-23 18:18:18
○ 2026-02-23 20:27:14
○ 2026-02-26 21:07:42
● 2026-02-27 20:03:38
● 2026-02-28 16:27:36
○ 2026-02-28 19:15:40
○ 2026-03-29 13:44:34
● 2026-03-29 20:13:38
○ 2026-04-01 16:25:20
● 2026-04-03 04:12:16
● 2026-04-03 04:49:28
○ 2026-04-04 16:48:28
● 2026-04-04 17:56:32
○ 2026-04-05 03:25:26
○ 2026-04-06 14:48:22
● 2026-04-10 16:55:12
○ 2026-04-11 20:09:28
○ 2026-04-16 01:03:18
● 2026-04-17 20:02:48
○ 2026-04-25 04:35:52

○A2a03:2880:f01a:1:face:b00c:0:12018-11-04 → 2018-11-05 · 5 obs

○ 2018-10-31 23:27:18
● 2018-11-04 16:17:56
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f02d:e:face:b00c:0:22018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A2a03:2880:f034:112:face:b00c:0:22018-10-31 → 2018-10-31 · 3 obs

● 2018-10-31 23:27:18
○ 2018-11-04 16:17:56
○ 2026-04-25 04:35:52

○A2a03:2880:f058:100:face:b00c:0:22026-02-25 → 2026-03-18 · 13 obs

○A2a03:2880:f0a5:118:face:b00c:0:22026-02-20 → 2026-04-14 · 40 obs

○A2a03:2880:f36f:8d:face:b00c:0:22026-02-20 → 2026-04-25 · 2 obs

○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A31.13.65.12018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

●A31.13.66.42026-02-22 → 2026-04-25 · 36 obs

○A31.13.71.12026-02-22 → 2026-04-17 · 22 obs

○A31.13.76.1022018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A31.13.82.12018-10-31 → 2018-11-05 · 4 obs

● 2018-10-31 23:27:18
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A31.13.90.22018-11-04 → 2018-11-05 · 5 obs

○ 2018-10-31 23:27:18
● 2018-11-04 16:17:56
● 2018-11-05 17:05:28
○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

○A31.13.93.192018-10-31 → 2018-10-31 · 3 obs

● 2018-10-31 23:27:18
○ 2018-11-04 16:17:56
○ 2026-04-25 04:35:52

○A57.144.222.1412026-02-20 → 2026-04-25 · 2 obs

○ 2026-02-20 13:16:50
○ 2026-04-25 04:35:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...	-
markzuckerberg.com	a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com	8 records

✅ Authoritative Response

Server:129.134.31.12

NS records: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for markzuckerberg.com (unsigned zone)

⏱️ Timing

Total: 339ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.13.66.4`
AAAA	1	`2a03:2880:f003:c07:face:b00c:0:2`
NS	4	`d.ns.facebook.com, c.ns.facebook.com...`
TXT	1	`v=spf1 -all`
HTTPS	2	`{"priority":2,"target":"star.fallback.c1, {"priority":1,"target":".","alpn":["h2",`
SOA	1	`a.ns.facebook.com dns.facebook.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (a.ns.facebook.com, a.ns.facebook.com, b.ns.facebook.com...)

Analysis

IP Addresses

markzuckerberg.com points to two IP numbers: 2a03:2880:f003:c07:face:b00c:0:2 and 31.13.66.4.

Other host names, for instance fb.audio, thefacebook.com, oculus2014.com, edge-star6-shv-01-iad3.facebook.com and instagram.fr share IP numbers with markzuckerberg.com.

Name Servers

markzuckerberg.com is delegated to four name servers: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.

markzuckerberg.com shares name servers with other domains at least partially, for instance 217.60.185.in-addr.arpa, facebook.com.mx, facebookjournalismproject.com, 191.63.69.in-addr.arpa and facebooklogin.mobi.

Host names with two IP numbers:

a.ns.facebook.com resolves to 2a03:2880:f0fc:c:face:b00c:0:35 and 129.134.30.12.

b.ns.facebook.com resolves to 2a03:2880:f0fd:c:face:b00c:0:35 and 129.134.31.12.

c.ns.facebook.com resolves to 2a03:2880:f1fc:c:face:b00c:0:35 and 185.89.218.12.

d.ns.facebook.com resolves to 2a03:2880:f1fd:c:face:b00c:0:35 and 185.89.219.12.

markzuckerberg.com - robtex.com