66f.co - robtex.com

66f.co

DNSSEC⚠️ Not signed
A3.238.30.69🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix
PTRec2-3-238-30-69.compute-1.amazonaws.com
NSns4.csof.net ⭐
A52.20.19.77🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix
PTRec2-52-20-19-77.compute-1.amazonaws.com
NSns1.csof.net
A18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix
PTRec2-18-205-186-231.compute-1.amazonaws.com
NSns2.csof.net
A23.21.178.27🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix
PTRec2-23-21-178-27.compute-1.amazonaws.com
NSns3.csof.net
A3.214.185.54🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-214-185-54.compute-1.amazonaws.com
MXmx1.66f.co ⭐
A46.4.12.146🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3
PTRstatic.146.12.4.46.clients.your-server.de
MXmx2.66f.co ⭐
A46.4.10.173🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3
PTRstatic.173.10.4.46.clients.your-server.de
TXTv=spf1 include:_incspfcheck.mailspike.net ?all
SOAns4.csof.nethostmaster@66f.co serial=1773307761

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co 🔒
NSb.registrydns.co 🔒
NSc.registrydns.co 🔒
NSd.registrydns.co 🔒
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759588016

Same first word

66f.pw
66f.ru

Similar names

f66.ru
f66.de
f66.ph
6f6.cn
6f6.ws
6f6.de
f66.dev
6f6.com
6f6.net

DNS History

7 records (7 active, 0 former)

NSns1.csof.netns2.csof.netns3.csof.netns4.csof.netMXmx1.66f.comx2.66f.coA3.238.30.69
●NSns1.csof.net2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34
●NSns2.csof.net2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34
●NSns3.csof.net2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34
●NSns4.csof.net2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34
●MXmx1.66f.co2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34
●MXmx2.66f.co2026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34
●A3.238.30.692026-03-12 → 2026-03-12 · 2 obs
● 2026-03-12 09:30:32
● 2026-03-12 09:30:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co-
66f.cons1.csof.net, ns2.csof.net, ns3.csof.net, ns4.csof.net-

✅ Authoritative Response

Server: 23.21.178.27

NS records: ns1.csof.net, ns2.csof.net, ns3.csof.net, ns4.csof.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 66f.co (unsigned zone)

⏱️ Timing

Total: 373ms | Queries: -

📄 Records

TypeCountSample Data
A13.238.30.69
NS4ns1.csof.net, ns4.csof.net...
MX2mx2.66f.co (pri: 10), mx1.66f.co (pri: 10)
TXT1v=spf1 include:_incspfcheck.mailspike.ne
SOA1ns4.csof.net hostmaster.66f.co

Analysis

IP Addresses

66f.co resolves to one IP number: 3.238.30.69.

other host names including www.typgfhb.biz, 3e376cda1e26090bd693363f6e4c7b7f.com, 137.nslook001.com, 560a76a9ac6e117a2a2a65ea78a880a5.com and ff2463bf645e91d0c4299af69d910b1b.com share IP numbers with 66f.co.

Name Servers

66f.co is delegated to four name servers: ns1.csof.net, ns2.csof.net, ns3.csof.net and ns4.csof.net.

66f.co at least partially shares name servers with other domains, for instance pu3.biz, d0b6e2f5da5c436d3cd1675c4d3001dd.com, aircloud-com.sfo.ygnition.net, baae18b338134eda5a4a65085471c5bc.xyz and 13cd28e0be9aec76e3d1be6681f74d66.com.

these name servers are often used together with ns5.csof.net, ns6.csof.net, ns7.csof.net and ns8.csof.net.

Host names with one IP number: ns1.csof.net points to 18.205.186.231; ns2.csof.net points to 23.21.178.27; ns3.csof.net points to 3.214.185.54; ns4.csof.net points to 52.20.19.77.

Mail Servers

Two mail servers handle 66f.co: mx1.66f.co and mx2.66f.co.

Host names with one IP number:

mx1.66f.co points to 46.4.12.146

mx2.66f.co points to 46.4.10.173