software.su - dns.ninja

software.su

DNSSEC⚠️ Not signed
A91.190.81.2🇷🇺 SMART-AS91.190.80.0/21 Former Start Telecom SPB network and customere
PTRstoun-kgvar.cust.smartspb.net
NSa.ns.selectel.ru
A2a00:ab00:800::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6
A188.68.203.1🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object
PTRa.ns.selectel.ru
NSb.ns.selectel.ru
A2a00:ab00:801::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6
A77.223.114.2🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object
PTRb.ns.selectel.ru
NSc.ns.selectel.ru
A2a00:ab00:802::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6
A188.68.203.3🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object
PTRc.ns.selectel.ru
NSd.ns.selectel.ru
A2a00:ab00:803::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6
A77.223.114.4🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object
PTRd.ns.selectel.ru
MXeyetronic.spb.ru
SOAa.ns.selectel.rusupport@selectel.ru 2026-04-21 #4

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=650209353

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSa.ns.selectel.rub.ns.selectel.ruc.ns.selectel.rud.ns.selectel.runs0.eyetronic.netns1.eyetronic.netMXeyetronic.spb.ruA91.190.81.2
NSa.ns.selectel.ru2026-04-21 → 2026-06-04 · 3 obs
○ 2026-04-19 05:09:40
● 2026-04-21 16:46:48
● 2026-06-04 14:00:52
NSb.ns.selectel.ru2026-04-21 → 2026-06-04 · 3 obs
○ 2026-04-19 05:09:40
● 2026-04-21 16:46:48
● 2026-06-04 14:00:52
NSc.ns.selectel.ru2026-04-21 → 2026-06-04 · 3 obs
○ 2026-04-19 05:09:40
● 2026-04-21 16:46:48
● 2026-06-04 14:00:52
NSd.ns.selectel.ru2026-04-21 → 2026-06-04 · 3 obs
○ 2026-04-19 05:09:40
● 2026-04-21 16:46:48
● 2026-06-04 14:00:52
NSns0.eyetronic.net2015-08-30 → 2026-04-19 · 4 obs
● 2015-08-30 15:45:42
● 2026-04-19 05:09:40
○ 2026-04-21 16:46:48
○ 2026-06-04 14:00:52
NSns1.eyetronic.net2015-08-30 → 2026-04-19 · 4 obs
● 2015-08-30 15:45:42
● 2026-04-19 05:09:40
○ 2026-04-21 16:46:48
○ 2026-06-04 14:00:52
MXeyetronic.spb.ru2015-08-30 → 2026-06-04 · 2 obs
● 2015-08-30 15:45:42
● 2026-06-04 14:00:52
A91.190.81.22015-08-30 → 2026-06-04 · 2 obs
● 2015-08-30 15:45:42
● 2026-06-04 14:00:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...10 records
software.sua.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru, d.ns.selectel.ru-

✅ Authoritative Response

Server:77.223.114.4

NS records: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru, d.ns.selectel.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for software.su (unsigned zone)

⏱️ Timing

Total: 1396ms | Queries: -

📄 Records

TypeCountSample Data
A191.190.81.2
NS4a.ns.selectel.ru, b.ns.selectel.ru...
MX1eyetronic.spb.ru (pri: 10)
SOA1a.ns.selectel.ru support.selectel.ru

📌 Glue Records Collected

Total: 10

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

Analysis

IP Addresses

software.su has exactly one IP address — 91.190.81.2.

poselki.biz, spbestate.su, zagorod.biz plus two other host names have IP numbers in common with software.su.

Name Servers

software.su is served by 4 authoritative name servers: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru.

software.su has at least partial name server overlap with other domains, such as aaaeee.ru, jsk2.ru, xn--74-6kcqehzia2auy.xn--p1ai and two others.

It is common to see these name servers paired with ns3-l2.nic.ru, ns4-l2.nic.ru and ns1.baz-on.ru — as well as four other name servers.

a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru all point to exactly two IP numbers each: a.ns.selectel.ru188.68.203.1 and 2a00:ab00:800::2:53; b.ns.selectel.ru77.223.114.2 and 2a00:ab00:801::2:53; c.ns.selectel.ru188.68.203.3 and 2a00:ab00:802::2:53; d.ns.selectel.ru77.223.114.4 and 2a00:ab00:803::2:53.

Mail Servers

software.su uses one mail server — eyetronic.spb.ru.