`tcfbmail.com`

DNSSEC	⚠️ Not signed
NS	`dns.pair.com`
		A	2607:f440::d144:5f6^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`dns.pair.com`
		A	209.68.5.246^{🇺🇸 AS7859209.68.0.0/18}
			PTR	`dns.pair.com`
NS	`ns0.ns0.com` ⚠️ Not in zone NS records
		A	2607:f440::d85c:3715^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns0.ns0.com`
		A	216.92.55.21^{🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns0.ns0.com`
NS	`ns8.ns0.com` ⚠️ Not in parent delegation
		A	216.146.195.14^{🇺🇸 AS7859216.146.192.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns8.ns0.com`

`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=1776106422

Same first word

tcfbmail.com

DNS History

5 records (3 active, 2 former)

●NSdns.pair.com2015-05-17 → 2026-04-13 · 2 obs

● 2015-05-17 17:47:16
● 2026-04-13 18:57:08

●NSns0.ns0.com2026-02-21 → 2026-04-13 · 3 obs

○ 2020-03-27 11:01:40
● 2026-02-21 16:10:24
● 2026-04-13 18:57:08

●NSns8.ns0.com2015-05-17 → 2026-04-13 · 6 obs

● 2015-05-17 17:47:16
● 2020-03-27 11:01:40
○ 2026-02-21 16:10:24
○ 2026-03-14 08:29:50
● 2026-04-04 19:37:54
● 2026-04-13 18:57:08

○MXsitemail.everyone.net2015-05-17 → 2026-04-04 · 6 obs

● 2015-05-17 17:47:16
● 2020-03-27 11:01:40
○ 2026-02-21 16:10:24
○ 2026-03-14 08:29:50
● 2026-04-04 19:37:54
○ 2026-04-13 18:57:08

○A216.92.88.1002015-05-17 → 2026-04-04 · 8 obs

● 2015-05-17 17:47:16
● 2020-03-27 11:01:40
○ 2026-02-21 16:10:24
● 2026-02-22 17:33:28
● 2026-03-03 10:30:22
○ 2026-03-14 08:29:50
● 2026-04-04 19:37:54
○ 2026-04-13 18:57:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tcfbmail.com	ns0.ns0.com, dns.pair.com	4 records

✅ Authoritative Response

Server:209.68.5.246

NS records: ns0.ns0.com, dns.pair.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcfbmail.com (unsigned zone)

⏱️ Timing

Total: 110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.92.88.100`
NS	2	`ns8.ns0.com, dns.pair.com`
MX	1	`sitemail.everyone.net (pri: 0)`
SOA	1	`dns.pair.com root.pair.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns0.ns0.com, ns0.ns0.com, dns.pair.com...)

Analysis

Name Servers

tcfbmail.com is delegated to three name servers ns0.ns0.com, ns8.ns0.com and dns.pair.com.

tcfbmail.com at least partially shares name servers with other domains, for instance enjolrasworld.com, reviewit.net, groovetrack.com, doneforyoudesign.com and brucehanington.com.

These name servers are commonly used alongside ns7.ns0.com, dns3.pair.com, dns4.pair.com, dns2.pair.com, ns1.pair.com and ns2.quickserve.com.

Hosts with two IP numbers:

ns0.ns0.com points to: 2607:f440::d85c:3715 and 216.92.55.21.

dns.pair.com points to: 2607:f440::d144:5f6 and 209.68.5.246.

Hosts with one IP number:

ns8.ns0.com points to: 216.146.195.14.

tcfbmail.com - robtex.com

tcfbmail.com

com