tcfsl.com - robtex.com
tcfsl.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.netnstld@verisign-grs.com serial=1785414892 | ||||||
Same first word
tcfsl.com |
Similar names
DNS History
12 records (6 active, 6 former)
●NSpdns1.ultradns.net2026-04-18 → 2026-07-30 · 3 obs
● 2026-04-18 05:42:08
● 2026-07-30 12:51:28
●NSpdns2.ultradns.net2026-04-18 → 2026-07-30 · 3 obs
● 2026-04-18 05:42:08
● 2026-07-30 12:51:28
○NSpdns206.ultradns.biz2015-08-28 → 2017-10-28 · 4 obs
● 2017-10-28 13:48:20
○ 2026-04-18 05:42:08
○ 2026-07-30 12:51:28
○NSpdns206.ultradns.com2015-08-28 → 2017-10-28 · 4 obs
● 2017-10-28 13:48:20
○ 2026-04-18 05:42:08
○ 2026-07-30 12:51:28
○NSpdns206.ultradns.net2015-08-28 → 2017-10-28 · 4 obs
● 2017-10-28 13:48:20
○ 2026-04-18 05:42:08
○ 2026-07-30 12:51:28
○NSpdns206.ultradns.org2015-08-28 → 2017-10-28 · 4 obs
● 2017-10-28 13:48:20
○ 2026-04-18 05:42:08
○ 2026-07-30 12:51:28
●NSpdns3.ultradns.org2026-04-18 → 2026-07-30 · 3 obs
● 2026-04-18 05:42:08
● 2026-07-30 12:51:28
●NSpdns4.ultradns.org2026-04-18 → 2026-07-30 · 3 obs
● 2026-04-18 05:42:08
● 2026-07-30 12:51:28
●NSpdns5.ultradns.info2026-04-18 → 2026-07-30 · 3 obs
● 2026-04-18 05:42:08
● 2026-07-30 12:51:28
●NSpdns6.ultradns.co.uk2026-04-18 → 2026-07-30 · 3 obs
● 2026-04-18 05:42:08
● 2026-07-30 12:51:28
○MXmxpool2.postoffice.net2015-08-28 → 2017-10-28 · 4 obs
● 2017-10-28 13:48:20
○ 2026-04-18 05:42:08
○ 2026-07-30 12:51:28
○A204.74.99.1002015-08-28 → 2017-10-28 · 4 obs
● 2017-10-28 13:48:20
○ 2026-04-18 05:42:08
○ 2026-07-30 12:51:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tcfsl.com | pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net... | - |
✅ Authoritative Response
Server:204.74.108.1
NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcfsl.com (unsigned zone)
⏱️ Timing
Total: 319ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
The DNS delegation for tcfsl.com covers 6 name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 more.
tcfsl.com has at least partial name server overlap with other domains, such as mauivrbo.com, agbsoft.ch, allluxurynewyorkcityhotels.com and two others.
pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk — plus 7 other name servers — are commonly paired with these name servers.
Host names that have two IP addresses:
pdns5.ultradns.info maps to two IP addresses — 204.74.114.1 and 2610:a1:1016::1.
pdns1.ultradns.net maps to two IP addresses — 204.74.108.1 and 2001:502:f3ff::1.
pdns2.ultradns.net maps to two IP addresses — 204.74.109.1 and 2610:a1:1014::1.
pdns3.ultradns.org maps to two IP addresses — 199.7.68.1 and 2610:a1:1015::1.
pdns4.ultradns.org maps to two IP addresses — 199.7.69.1 and 2001:502:4612::1.
pdns6.ultradns.co.uk maps to two IP addresses — 204.74.115.1 and 2610:a1:1017::1.