4cf.ru - robtex.com

4cf.ru

DNSSEC⚠️ Not signed
NSns1.mastername.ru ⭐
A2a00:15f8:a000:33:1:1:1:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48
PTRns1.mastername.ru
A90.156.136.115🇷🇺 MASTERHOST-AS90.156.128.0/20
PTRns1.mastername.ru
NSns2.mastername.ru
A2a00:15f8:a000:34:1:1:1:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48
PTRns2.mastername.ru
A90.156.137.49🇷🇺 MASTERHOST-AS90.156.128.0/20
PTRns2.mastername.ru
SOAns1.mastername.ruhostmaster@mastername.ru serial=1733388937

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4068626
WOT: SUSPICIOUS (1/100)

Same first word

4cf.com
4cf.eu
4cf.de
4cf.net
4cf.pl
4cf.ru

Similar names

cf4.com
f4c.org
c4f.pl
c4f.net
c4f.me
c4f.com
f4c.fr
c4f.top
c4f.at
4fc.ru
fc4.de
c4f.org
4fc.com
4fc.cn
4fc.be
f4c.it
cf4.org
cf4.de
f4c.at
fc4.co.uk
f4c.no
f4c.de
fc4.me
f4c.com
f4c.co.uk
c4f.info
cf4.io
fc4.com
4fc.co.za
c4f.nl
4fc.de
4fc.net
c4f.biz
c4f.ch
fc4.cn
fc4.ru
fc4.net
c4f.de
c4f.co
f4c.co
f4c.es
cf4.mobi

DNS History

6 records (2 active, 4 former)

201820192020202120222023202420252026NSns1.mastername.runs2.mastername.runs1.snparking.runs2.snparking.rusnparking.comA91.195.240.135
●NSns1.mastername.ru2026-04-10 → 2026-04-24 · 3 obs
○ 2017-01-03 10:26:46
● 2026-04-10 00:26:20
● 2026-04-24 01:59:26
○NSns1.snparking.ru2017-01-03 → 2017-01-03 · 3 obs
● 2017-01-03 10:26:46
○ 2026-04-10 00:26:20
○ 2026-04-24 01:59:26
●NSns2.mastername.ru2026-04-10 → 2026-04-24 · 3 obs
○ 2017-01-03 10:26:46
● 2026-04-10 00:26:20
● 2026-04-24 01:59:26
○NSns2.snparking.ru2017-01-03 → 2017-01-03 · 3 obs
● 2017-01-03 10:26:46
○ 2026-04-10 00:26:20
○ 2026-04-24 01:59:26
○NSsnparking.com2017-01-03 → 2017-01-03 · 3 obs
● 2017-01-03 10:26:46
○ 2026-04-10 00:26:20
○ 2026-04-24 01:59:26
○A91.195.240.1352017-01-03 → 2017-01-03 · 3 obs
● 2017-01-03 10:26:46
○ 2026-04-10 00:26:20
○ 2026-04-24 01:59:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
4cf.runs1.mastername.ru, ns2.mastername.ru4 records

✅ Authoritative Response

Server:90.156.137.49

NS records: ns1.mastername.ru, ns2.mastername.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4cf.ru (unsigned zone)

⏱️ Timing

Total: 979ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns1.mastername.ru, ns2.mastername.ru
SOA1ns1.mastername.ru hostmaster.mastername.

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.mastername.ru, ns1.mastername.ru, ns2.mastername.ru...)

Analysis

Name Servers

4cf.ru is delegated to two name servers: ns1.mastername.ru and ns2.mastername.ru.

4cf.ru shares the same name server setup as other domains, for example tsx.su, sevastopol-souz.ru, evid.ru, optom-toplivo.ru and svolota.ru.

4cf.ru at least partially shares name servers with other domains, for instance grindin.ru, tlsgroup.ru, tegrus.ru, vwv.su and tgc-2.ru.

Host names with two IP numbers:

ns1.mastername.ru points to 2a00:15f8:a000:33:1:1:1:53 and 90.156.136.115

ns2.mastername.ru points to 2a00:15f8:a000:34:1:1:1:53 and 90.156.137.49