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krf.su

DNSSEC⚠️ Not signed
A5.188.131.10🇷🇺 SELECTEL-MSK
PTRip-5-188-131-10.defastlink.net
NSns1.rf.ru ⭐
A80.249.147.221🇷🇺 SELECTEL
PTRrazina.ru
NSns2.rf.ru
A80.249.147.221🇷🇺 SELECTEL
PTRrazina.ru
MXmx1.timeweb.ru(999)
A2a03:6f00:3::5c35:742f🇷🇺 TimeWeb-AS
PTRmx1.timeweb.ru
A92.53.116.47🇷🇺 TimeWeb-AS
PTRmx1.timeweb.ru
MXmx2.timeweb.ru(999)
A2a03:6f00:3::5c35:7433🇷🇺 TimeWeb-AS
PTRmx2.timeweb.ru
A92.53.116.51🇷🇺 TimeWeb-AS
PTRmx2.timeweb.ru
TXTrfru=1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7gAy3vcLxjXq94TU6
SOAns1.rf.ruhostmaster@krf.su 2025-12-27 #2

su

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=650208017

Same first word

krf.ch
krf.tv
krf.or.kr
krf.nu
krf.hu
krf.ca
krf.lt
krf.com
krf.us
krf.in
krf.co.jp
krf.no
krf.cz
krf.es
krf.su
krf.com.ua
krf.co
krf.dk
krf.si
krf.or.jp
krf.ro
krf.org
krf.se
krf.at
krf.co.nz
krf.li
krf.be
krf.co.kr
krf.pl
krf.it
krf.eu
krf.me
krf.de
krf.net

Similar names

kfr.in
rfk.ca
fkr.spb.ru
kfr.net
kfr.be
frk.kiev.ua
rkf.se
kfr.ai
frk.com.br
fkr.info
rfk.pl
rfk.net
frk.org
fkr.me
frk.se
fkr.be
kfr.nl
rkf.dk
frk.ee
kfr.me
frk.com
rfk.ru
frk.de
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frk.fi
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rkf.mobi
rfk.de
rkf.fr
frk.co.jp
rkf.com.pl
rkf.ru
fkr.org
rfk.dk
kfr.us
rfk.cn
kfr.jp
kfr.law
rkf.co
fkr.ca
kfr.email
kfr.co.kr
rkf.com
fkr.se
rkf.net
kfr.co
frk.nl
rkf.co.za
frk.su
rkf.ca
kfr.nu
frk.be
kfr.ca
rfk.us
fkr.co.jp
frk.at
rfk.at
rfk.se
kfr.cz
fkr.ru
rfk.info
fkr.it
frk.com.au
frk.cn
rkf.nl
frk.co.uk
frk.ca
kfr.com
kfr.is
rkf.com.py
rfk.eu
kfr.eu
fkr.world
rfk.co.jp
rkf.ai
kfr.co.th
frk.pt
fkr.de
kfr.ru
rfk.com
frk.dk
fkr.com.my
frk.net
rkf.cn
rkf.online
frk.co.il
kfr.co.il
kfr.dk
rkf.info
rkf.be
rfk.be
rkf.us
rkf.ch
rfk.nl
rkf.synology.me
rkf.cl
frk.org.pl
rkf.org.ru
fkr.net
rkf.at
rfk.co
frk.nu

DNS History

24 records (5 active, 19 former)

20162017201820192020202120222023202420252026NSns1.rf.runs2.rf.runs1.hostinger.runs1.smartape.runs1.timeweb.runs2.hostinger.runs2.smartape.runs2.timeweb.runs3.hostinger.runs3.timeweb.orgns4.hostinger.runs4.timeweb.orgshared-14.smartape.ruMXmx1.timeweb.rumx2.timeweb.rumail.krf.sumx1.hostinger.ruA5.188.131.10188.127.239.1422a03:6f00:1::5c35:600d2a03:6f00:1::5c35:60af31.220.16.3792.53.96.1392.53.96.240
○NSns1.hostinger.ru2015-07-06 → 2015-11-03 · 4 obs
● 2015-07-06 06:50:22
● 2015-11-03 05:11:26
○ 2016-01-08 14:49:04
○ 2026-02-16 09:05:58
●NSns1.rf.ru2026-02-16 → 2026-02-16 · 3 obs
○ 2020-10-08 02:31:52
● 2026-02-16 09:05:56
● 2026-02-16 09:05:58
○NSns1.smartape.ru2016-01-08 → 2016-08-25 · 5 obs
○ 2015-11-03 05:11:26
● 2016-01-08 14:49:04
● 2016-08-25 06:35:56
○ 2016-12-20 18:09:58
○ 2026-02-16 09:05:58
○NSns1.timeweb.ru2016-12-20 → 2020-10-08 · 5 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2020-10-08 02:31:52
○ 2026-02-16 09:05:56
○ 2026-02-16 09:05:58
○NSns2.hostinger.ru2015-07-06 → 2015-11-03 · 4 obs
● 2015-07-06 06:50:22
● 2015-11-03 05:11:26
○ 2016-01-08 14:49:04
○ 2026-02-16 09:05:58
●NSns2.rf.ru2026-02-16 → 2026-02-16 · 3 obs
○ 2020-10-08 02:31:52
● 2026-02-16 09:05:56
● 2026-02-16 09:05:58
○NSns2.smartape.ru2016-01-08 → 2016-08-25 · 5 obs
○ 2015-11-03 05:11:26
● 2016-01-08 14:49:04
● 2016-08-25 06:35:56
○ 2016-12-20 18:09:58
○ 2026-02-16 09:05:58
○NSns2.timeweb.ru2016-12-20 → 2020-10-08 · 5 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2020-10-08 02:31:52
○ 2026-02-16 09:05:56
○ 2026-02-16 09:05:58
○NSns3.hostinger.ru2015-07-06 → 2015-11-03 · 4 obs
● 2015-07-06 06:50:22
● 2015-11-03 05:11:26
○ 2016-01-08 14:49:04
○ 2026-02-16 09:05:58
○NSns3.timeweb.org2016-12-20 → 2020-10-08 · 5 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2020-10-08 02:31:52
○ 2026-02-16 09:05:56
○ 2026-02-16 09:05:58
○NSns4.hostinger.ru2015-07-06 → 2015-11-03 · 4 obs
● 2015-07-06 06:50:22
● 2015-11-03 05:11:26
○ 2016-01-08 14:49:04
○ 2026-02-16 09:05:58
○NSns4.timeweb.org2016-12-20 → 2020-10-08 · 5 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2020-10-08 02:31:52
○ 2026-02-16 09:05:56
○ 2026-02-16 09:05:58
○NSshared-14.smartape.ru2016-01-08 → 2016-08-25 · 5 obs
○ 2015-11-03 05:11:26
● 2016-01-08 14:49:04
● 2016-08-25 06:35:56
○ 2016-12-20 18:09:58
○ 2026-02-16 09:05:58
○MXmail.krf.su2016-01-08 → 2016-08-25 · 5 obs
○ 2015-11-03 05:11:26
● 2016-01-08 14:49:04
● 2016-08-25 06:35:56
○ 2016-12-20 18:09:58
○ 2026-02-16 09:05:58
○MXmx1.hostinger.ru2015-07-06 → 2015-11-03 · 4 obs
● 2015-07-06 06:50:22
● 2015-11-03 05:11:26
○ 2016-01-08 14:49:04
○ 2026-02-16 09:05:58
●MXmx1.timeweb.ru2016-12-20 → 2026-02-16 · 3 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2026-02-16 09:05:58
●MXmx2.timeweb.ru2016-12-20 → 2026-02-16 · 3 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2026-02-16 09:05:58
○A188.127.239.1422016-01-08 → 2016-08-25 · 5 obs
○ 2015-11-03 05:11:26
● 2016-01-08 14:49:04
● 2016-08-25 06:35:56
○ 2016-12-20 18:09:58
○ 2026-02-16 09:05:58
○A2a03:6f00:1::5c35:600d2016-12-20 → 2017-10-22 · 5 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2017-10-22 21:29:40
○ 2020-10-08 02:31:52
○ 2026-02-16 09:05:58
○A2a03:6f00:1::5c35:60af2020-10-08 → 2020-10-08 · 4 obs
○ 2017-10-22 21:29:40
● 2020-10-08 02:31:52
○ 2026-02-16 09:05:56
○ 2026-02-16 09:05:58
○A31.220.16.372015-07-06 → 2015-11-03 · 4 obs
● 2015-07-06 06:50:22
● 2015-11-03 05:11:26
○ 2016-01-08 14:49:04
○ 2026-02-16 09:05:58
●A5.188.131.102026-02-16 → 2026-02-16 · 3 obs
○ 2020-10-08 02:31:52
● 2026-02-16 09:05:56
● 2026-02-16 09:05:58
○A92.53.96.132016-12-20 → 2017-10-22 · 5 obs
○ 2016-08-25 06:35:56
● 2016-12-20 18:09:58
● 2017-10-22 21:29:40
○ 2020-10-08 02:31:52
○ 2026-02-16 09:05:58
○A92.53.96.2402020-10-08 → 2020-10-08 · 4 obs
○ 2017-10-22 21:29:40
● 2020-10-08 02:31:52
○ 2026-02-16 09:05:56
○ 2026-02-16 09:05:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krf.suns2.rf.ru, ns1.rf.ru-

✅ Authoritative Response

Server: 80.249.147.221

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for krf.su (unsigned zone)

⏱️ Timing

Total: 3407ms | Queries: -

📄 Records

TypeCountSample Data
A15.188.131.10
NS2ns2.rf.ru, ns1.rf.ru
TXT1rfru=1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7g
SOA1ns1.rf.ru hostmaster.krf.su

AI analysis

krf.su maps to IP address 5.188.131.10.

Other host names, for instance 94-79-44-145.broadband.progtech.ru, 7ac.ru, gti.su, 81-1-130-29.broadband.progtech.ru and ms-sport.ru share IP numbers with krf.su.

Two name servers ns1.rf.ru and ns2.rf.ru are delegated to krf.su.

krf.su uses the same name server configuration as other domains, such as lapi.ru, lovelo.ru, 9im.ru, airporttransfers.ru and auto-oko.ru.

krf.su shares some name servers with other domains, for example worldspa.ru.

Hostnames with one IP number:

ns1.rf.ru points to 80.249.147.221

ns2.rf.ru points to 80.249.147.221

Hostnames pointing to 80.249.147.221: ns1.rf.ru, ns2.rf.ru

Two mail servers handle krf.su: mx1.timeweb.ru and mx2.timeweb.ru.

krf.su shares the same mail server setup as other domains, including belarus-tractor.ru, www.snabenerg.ru, cruiselakebaikal.ru, 10plusov.ru and meta-russia.ru.

krf.su shares some mail servers with other domains, for instance rosstar.ru and svbr.org.

Host names with two IPs:

mx1.timeweb.ru points to 2a03:6f00:3::5c35:742f and 92.53.116.47.

mx2.timeweb.ru points to 2a03:6f00:3::5c35:7433 and 92.53.116.51.