4tbh.com - robtex.com

4tbh.com

DNSSEC⚠️ Not signed
NSa.ns.facebook.com ⚠️ Not in zone NS records
A2a03:2880:f0fc:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f0fc::/48
PTRa.ns.facebook.com
A129.134.30.12🇺🇸 Facebook129.134.30.0/24 , Inc.
PTRa.ns.facebook.com
NSb.ns.facebook.com ⚠️ Not in zone NS records
A2a03:2880:f0fd:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f0fd::/48
PTRb.ns.facebook.com
A129.134.31.12🇺🇸 Facebook129.134.31.0/24 , Inc.
PTRb.ns.facebook.com
NSc.ns.facebook.com ⚠️ Not in zone NS records
A2a03:2880:f1fc:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f1fc::/48
PTRc.ns.facebook.com
A185.89.218.12🇮🇱 Facebook185.89.218.0/24
PTRc.ns.facebook.com
NSd.ns.facebook.com ⚠️ Not in zone NS records
A2a03:2880:f1fd:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f1fd::/48
PTRd.ns.facebook.com
A185.89.219.12🇮🇱 Facebook185.89.219.0/24
PTRd.ns.facebook.com

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775783102

Same first word

4tbh.com

Similar names

t4bh.com
tb4h.com
b4th.com
4thb.com
b4th.net
bth4.com
htb4.com

DNS History

17 records (4 active, 13 former)

201820192020202120222023202420252026NSa.ns.facebook.comb.ns.facebook.comc.ns.facebook.comd.ns.facebook.comns-1296.awsdns-34.orgns-1693.awsdns-19.co.ukns-5.awsdns-00.comns-979.awsdns-58.netA52.84.124.22052.84.176.1852.84.19.17452.84.57.14952.85.1.14554.192.145.3854.192.156.1754.192.31.5554.230.134.133
●NSa.ns.facebook.com2026-03-12 → 2026-04-10 · 3 obs
○ 2017-08-13 01:51:36
● 2026-03-12 21:15:36
● 2026-04-10 01:28:44
●NSb.ns.facebook.com2026-03-12 → 2026-04-10 · 3 obs
○ 2017-08-13 01:51:36
● 2026-03-12 21:15:36
● 2026-04-10 01:28:44
●NSc.ns.facebook.com2026-03-12 → 2026-04-10 · 3 obs
○ 2017-08-13 01:51:36
● 2026-03-12 21:15:36
● 2026-04-10 01:28:44
●NSd.ns.facebook.com2026-03-12 → 2026-04-10 · 3 obs
○ 2017-08-13 01:51:36
● 2026-03-12 21:15:36
● 2026-04-10 01:28:44
○NSns-1296.awsdns-34.org2017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○NSns-1693.awsdns-19.co.uk2017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○NSns-5.awsdns-00.com2017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○NSns-979.awsdns-58.net2017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A52.84.124.2202017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A52.84.176.182017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A52.84.19.1742017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A52.84.57.1492017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A52.85.1.1452017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A54.192.145.382017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A54.192.156.172017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A54.192.31.552017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44
○A54.230.134.1332017-08-13 → 2017-08-13 · 3 obs
● 2017-08-13 01:51:36
○ 2026-03-12 21:15:36
○ 2026-04-10 01:28:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
4tbh.coma.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com8 records

✅ Authoritative Response

Server:185.89.219.12

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 4tbh.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 8

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

Analysis

Name Servers

4tbh.com is delegated to four name servers: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.

At least part of the name servers for 4tbh.com are shared with other domains, for instance facebook-support-covid-19.com, face3book.com, facebookvideocall.com, meta.media and 161.0.217.201.in-addr.arpa.

Host names with two IP numbers:

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

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

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

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