sertif.su - robtex.com

sertif.su

DNSSEC⚠️ Not signed
A2a06:dd00:1:4::105🇪🇪 SmartApe2a06:dd00::/32
PTRshared-33.smartape.net
A188.127.239.141🇪🇪 SmartApe188.127.224.0/20
NSns1.smartape.ru ⭐
A2a06:dd00:1:4::60🇪🇪 SmartApe2a06:dd00::/32
PTRsnu.ac.kr
A188.127.241.139🇷🇺 SmartApe188.127.241.0/24
PTRdns-01.smartape.ru
NSns2.smartape.ru
A2a06:dd00:1:4:1::22🇪🇪 SmartApe2a06:dd00::/32
A188.127.239.202🇪🇪 SmartApe188.127.224.0/20
MXmail.sertif.su ⭐
A2a06:dd00:1:4::105🇪🇪 SmartApe2a06:dd00::/32
PTRshared-33.smartape.net
A188.127.239.141🇪🇪 SmartApe188.127.224.0/20
PTRaqueduct-translations.com
PTRshared-33.smartape.net
TXTv=spf1 ip4:188.127.239.141 ip4:188.127.239.141 a mx ~all
SOAns1.smartape.rusupport@smartape.ru 2026-03-26 #0

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=650208530

MX for

sertif.su

Same first word

sertif.su
sertif.com.ua
sertif.ru
sertif.com
sertif.by

Similar names

streif.us
firset.com
rfsite.net
streif.fr
efirst.org
frites.org
tefsir.info
strife.se
firest.com.vn
fister.sk
freist.de
firest.ru
efirst.net
frsite.com
tefsir.ba
stfire.app
sifter.info
fister.eu
sitefr.eu
ifrest.com
stefri.de
sitefr.info
efirst.asia
streif.org
refits.de
fister.at
firest.it
tesfri.fr
streif.ch
stifre.no
fister.no
rsitfe.com
sifter.shop
resfit.com
streif.net
fierst.net
fsreit.com
firest.eu
strife.org
tefsir.org
friste.in
frites.ru
efirst.com
sifter.org
serfit.eu
strife.com.mx
irfest.com
fertis.si
fister.ch
efirst.ch
efirst.com.tw
sitefr.net
sifter.co.uk
sifter.me
fertis.com
istefr.fr
efrist.com
sfreit.com
frites.de
fertis.pl
tsfire.co.uk
frites.hk
fsrite.com
strife.de
fertis.eu
friets.com
sifter.it
strife.com
serfit.com
efirst.de
streif.info
efirst.ir
ifrest.fr
sertfi.com
tefsir.com
efirst.com.au
frites.be
streif.eu
srtfei.com
fister.org
sifter.net
sferit.ru
rfsite.com
firest.ch
resift.com
frites.at
fister.hu
fister.net
efirst.eu
fiters.ru
fsiert.com
fresit.se
firest.cn
strife.us
fister.com
fertis.net
ifster.com
refits.com

DNS History

19 records (5 active, 14 former)

20162017201820192020202120222023202420252026NSns1.smartape.runs2.smartape.ruexpirepages-kiae-1.nic.ruexpirepages-kiae-2.nic.runs1.hostbank.netns1.servershost.netns2.hostbank.netns2.servershost.netparking1.nic.ruparking2.nic.ruMXmail.sertif.sunomail.nic.rusertif.suA188.127.239.1412a06:dd00:1:4::105109.70.26.37181.214.142.230194.85.61.7691.195.240.93
○NSexpirepages-kiae-1.nic.ru2016-07-15 → 2016-07-15 · 4 obs
○ 2016-03-14 09:10:42
● 2016-07-15 22:23:52
○ 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○NSexpirepages-kiae-2.nic.ru2016-07-15 → 2016-07-15 · 4 obs
○ 2016-03-14 09:10:42
● 2016-07-15 22:23:52
○ 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○NSns1.hostbank.net2026-03-26 → 2026-03-26 · 3 obs
○ 2016-07-15 22:23:52
● 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○NSns1.servershost.net2026-03-26 → 2026-03-26 · 3 obs
○ 2016-07-15 22:23:52
● 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
●NSns1.smartape.ru2026-03-28 → 2026-03-28 · 2 obs
○ 2026-03-26 01:36:38
● 2026-03-28 08:43:50
○NSns2.hostbank.net2026-03-26 → 2026-03-26 · 3 obs
○ 2016-07-15 22:23:52
● 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○NSns2.servershost.net2026-03-26 → 2026-03-26 · 3 obs
○ 2016-07-15 22:23:52
● 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
●NSns2.smartape.ru2026-03-28 → 2026-03-28 · 2 obs
○ 2026-03-26 01:36:38
● 2026-03-28 08:43:50
○NSparking1.nic.ru2015-08-22 → 2016-03-14 · 4 obs
● 2015-08-22 08:24:00
● 2016-03-14 09:10:42
○ 2016-07-15 22:23:52
○ 2026-03-28 08:43:50
○NSparking2.nic.ru2015-08-22 → 2016-03-14 · 4 obs
● 2015-08-22 08:24:00
● 2016-03-14 09:10:42
○ 2016-07-15 22:23:52
○ 2026-03-28 08:43:50
●MXmail.sertif.su2026-03-28 → 2026-03-28 · 2 obs
○ 2026-03-26 01:36:38
● 2026-03-28 08:43:50
○MXnomail.nic.ru2016-07-15 → 2016-07-15 · 3 obs
● 2016-07-15 22:23:52
○ 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○MXsertif.su2026-03-26 → 2026-03-26 · 3 obs
○ 2016-07-15 22:23:52
● 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○A109.70.26.372016-07-15 → 2016-07-15 · 4 obs
○ 2016-03-14 09:10:42
● 2016-07-15 22:23:52
○ 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
○A181.214.142.2302026-03-26 → 2026-03-26 · 3 obs
○ 2016-07-15 22:23:52
● 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
●A188.127.239.1412026-03-28 → 2026-03-28 · 2 obs
○ 2026-03-26 01:36:38
● 2026-03-28 08:43:50
○A194.85.61.762016-07-15 → 2016-07-15 · 4 obs
○ 2016-03-14 09:10:42
● 2016-07-15 22:23:52
○ 2026-03-26 01:36:38
○ 2026-03-28 08:43:50
●A2a06:dd00:1:4::1052026-03-28 → 2026-03-28 · 2 obs
○ 2026-03-26 01:36:38
● 2026-03-28 08:43:50
○A91.195.240.932015-08-22 → 2016-03-14 · 4 obs
● 2015-08-22 08:24:00
● 2016-03-14 09:10:42
○ 2016-07-15 22:23:52
○ 2026-03-28 08:43:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sub.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...10 records
sertif.suns2.smartape.ru, ns1.smartape.ru-

✅ Authoritative Response

Server:188.127.241.139

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sertif.su (unsigned zone)

⏱️ Timing

Total: 1398ms | Queries: -

📄 Records

TypeCountSample Data
A1188.127.239.141
AAAA12a06:dd00:1:4::105
NS2ns1.smartape.ru, ns2.smartape.ru
MX2mail.sertif.su (pri: 10), mail.sertif.su (pri: 20)
TXT1v=spf1 ip4:188.127.239.141 ip4:188.127.2
SOA1ns1.smartape.ru support.smartape.ru

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (b.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net...)

Analysis

Mail Server Role

sertif.su serves as the mail server for sertif.su.

IP Addresses

sertif.su points to two IP numbers: 2a06:dd00:1:4::105 and 188.127.239.141.

Other host names, for instance oteatr.ru, mail.shampan.ru, mail.snab.su, about-programming.ru and _dc-mx.5494a402de47.argb.ru share IP numbers with sertif.su.

Name Servers

Delegation for sertif.su rests with two name servers, ns1.smartape.ru and ns2.smartape.ru.

sertif.su shares the same name server setup as other domains, including codetax.ru, cooko.ru, baza-2024.ru, agentnews.ru and samnet.ru.

sertif.su at least partially shares name servers with other domains, for instance traktor76.ru, ipp-nls.ru, informnauka.ru, smart-gear.ru and history.novosibdom.ru.

These name servers are often used together with ns0.smartape.ru, shared-30.smartape.ru, dns-01.smartape.ru, shared-24.smartape.ru and shared-26.smartape.ru.

Host names with two IP numbers: ns1.smartape.ru points to 2a06:dd00:1:4::60 and 188.127.241.139; ns2.smartape.ru points to 2a06:dd00:1:4:1::22 and 188.127.239.202.

Mail Servers

sertif.su is handled by a single mail server, mail.sertif.su.

mail.sertif.su resolves to two IP numbers: 2a06:dd00:1:4::105 and 188.127.239.141.