fbinternal.com - robtex.com

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`fbinternal.com`

DNSSEC	⚠️ Not signed
A	195.22.26.248^{🇵🇹 CLARANET-AS}
NS	`a.ns.facebook.com`⚠️
		A	2a03:2880:f0fc:c:face:b00c:0:35^{🇺🇸 Facebook}
			PTR	`a.ns.facebook.com`
		A	129.134.30.12^{🇺🇸 Facebook}
			PTR	`a.ns.facebook.com`
NS	`b.ns.facebook.com`⚠️
		A	2a03:2880:f0fd:c:face:b00c:0:35^{🇺🇸 Facebook}
			PTR	`b.ns.facebook.com`
		A	129.134.31.12^{🇺🇸 Facebook}
			PTR	`b.ns.facebook.com`
NS	`c.ns.facebook.com`⚠️
		A	2a03:2880:f1fc:c:face:b00c:0:35^{🇺🇸 Facebook}
			PTR	`c.ns.facebook.com`
		A	185.89.218.12^{🇮🇱 Facebook}
			PTR	`c.ns.facebook.com`
NS	`d.ns.facebook.com`⚠️
		A	2a03:2880:f1fd:c:face:b00c:0:35^{🇺🇸 Facebook}
			PTR	`d.ns.facebook.com`
		A	185.89.219.12^{🇮🇱 Facebook}
			PTR	`d.ns.facebook.com`
MX	`mx5.csof.net`⁽⁹⁹⁹⁾
MX	`mx6.csof.net`⁽⁹⁹⁹⁾

`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=1770918430

Same first word

fbinternal.com

Similar names

internalfb.com

lnbfineart.com

DNS History

11 records (7 active, 4 former)

●NSa.ns.facebook.com2026-02-14 → 2026-02-14 · 3 obs

○ 2019-03-26 08:56:42
● 2026-02-14 20:42:20
● 2026-02-14 20:42:24

●NSb.ns.facebook.com2026-02-14 → 2026-02-14 · 3 obs

○ 2019-03-26 08:56:42
● 2026-02-14 20:42:20
● 2026-02-14 20:42:24

●NSc.ns.facebook.com2026-02-14 → 2026-02-14 · 3 obs

○ 2019-03-26 08:56:42
● 2026-02-14 20:42:20
● 2026-02-14 20:42:24

●NSd.ns.facebook.com2026-02-14 → 2026-02-14 · 3 obs

○ 2019-03-26 08:56:42
● 2026-02-14 20:42:20
● 2026-02-14 20:42:24

○NSns1.csof.net2019-03-26 → 2019-03-26 · 3 obs

● 2019-03-26 08:56:42
○ 2026-02-14 20:42:20
○ 2026-02-14 20:42:24

○NSns2.csof.net2019-03-26 → 2019-03-26 · 3 obs

● 2019-03-26 08:56:42
○ 2026-02-14 20:42:20
○ 2026-02-14 20:42:24

○NSns3.csof.net2019-03-26 → 2019-03-26 · 3 obs

● 2019-03-26 08:56:42
○ 2026-02-14 20:42:20
○ 2026-02-14 20:42:24

○NSns4.csof.net2019-03-26 → 2019-03-26 · 3 obs

● 2019-03-26 08:56:42
○ 2026-02-14 20:42:20
○ 2026-02-14 20:42:24

●MXmx5.csof.net2019-03-26 → 2026-02-14 · 2 obs

● 2019-03-26 08:56:42
● 2026-02-14 20:42:24

●MXmx6.csof.net2019-03-26 → 2026-02-14 · 2 obs

● 2019-03-26 08:56:42
● 2026-02-14 20:42:24

●A195.22.26.2482019-03-26 → 2026-02-14 · 2 obs

● 2019-03-26 08:56:42
● 2026-02-14 20:42:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
fbinternal.com	a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com	8 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 fbinternal.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 8

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

AI analysis

fbinternal.com points to IP number: 195.22.26.248.

Other host names, for instance intercall.net share IP numbers with fbinternal.com.

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

fbinternal.com at least partially shares name servers with other domains, for instance facebook.cricket, facebookawards.com, facebook-connect-mobile.com, friendfeeds.com and facebook-connect-mobile.org.

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.

fbinternal.com is handled by two mail servers: mx5.csof.net and mx6.csof.net.

The mail server setup for fbinternal.com matches that of other domains, for instance 15321.1qw.us, randomfasting.com, 23564.1qw.us, download.universalwebsolutions.info and 798941.42998.1qw.us.