mathfest.su - dns.ninja

mathfest.su

DNSSEC⚠️ Not signed
A91.226.31.86🇷🇺 WORLDSTREAM-191.226.31.0/24
NSexpired1.domainshop.ru ⭐
A91.226.31.86🇷🇺 WORLDSTREAM-191.226.31.0/24
NSexpired2.domainshop.ru
A91.226.31.86🇷🇺 WORLDSTREAM-191.226.31.0/24
SOAexpired1.domainshop.ruinfo@domainshop.ru 2019-01-22 #1

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=650209596

Subdomains

mail.mathfest.su

Same first word

mathfest.de
mathfest.com
mathfest.su
mathfest.org

DNS History

14 records (3 active, 11 former)

202120222023202420252026NSexpired1.domainshop.ruexpired2.domainshop.rugemma.ns.cloudflare.comjay.ns.cloudflare.comlyoleck.fvds.runs1.firstvds.runs2.firstvds.ruMXmail.mathfest.suA91.226.31.86104.21.0.181172.67.128.45188.114.96.0188.114.97.0212.109.197.112
●NSexpired1.domainshop.ru2026-06-24 → 2026-06-24 · 3 obs
○ 2026-04-21 15:43:06
● 2026-06-24 13:54:34
● 2026-06-24 20:31:20
●NSexpired2.domainshop.ru2026-06-24 → 2026-06-24 · 3 obs
○ 2026-04-21 15:43:06
● 2026-06-24 13:54:34
● 2026-06-24 20:31:20
○NSgemma.ns.cloudflare.com2026-03-25 → 2026-04-21 · 5 obs
○ 2020-01-01 02:32:40
● 2026-03-25 22:27:54
● 2026-04-21 15:43:06
○ 2026-06-24 13:54:34
○ 2026-06-24 20:31:20
○NSjay.ns.cloudflare.com2026-03-25 → 2026-04-21 · 5 obs
○ 2020-01-01 02:32:40
● 2026-03-25 22:27:54
● 2026-04-21 15:43:06
○ 2026-06-24 13:54:34
○ 2026-06-24 20:31:20
○NSlyoleck.fvds.ru2020-01-01 → 2020-01-01 · 3 obs
● 2020-01-01 02:32:40
○ 2026-03-25 22:27:54
○ 2026-06-24 20:31:20
○NSns1.firstvds.ru2020-01-01 → 2020-01-01 · 3 obs
● 2020-01-01 02:32:40
○ 2026-03-25 22:27:54
○ 2026-06-24 20:31:20
○NSns2.firstvds.ru2020-01-01 → 2020-01-01 · 3 obs
● 2020-01-01 02:32:40
○ 2026-03-25 22:27:54
○ 2026-06-24 20:31:20
○MXmail.mathfest.su2020-01-01 → 2020-01-01 · 3 obs
● 2020-01-01 02:32:40
○ 2026-03-25 22:27:54
○ 2026-06-24 20:31:20
○A104.21.0.1812026-03-25 → 2026-04-21 · 7 obs
○ 2020-01-01 02:32:40
● 2026-03-25 22:27:54
● 2026-04-03 03:39:12
○ 2026-04-03 12:05:54
● 2026-04-21 15:43:06
○ 2026-06-24 13:54:34
○ 2026-06-24 20:31:20
○A172.67.128.452026-03-25 → 2026-04-21 · 7 obs
○ 2020-01-01 02:32:40
● 2026-03-25 22:27:54
● 2026-04-03 03:39:12
○ 2026-04-03 12:05:54
● 2026-04-21 15:43:06
○ 2026-06-24 13:54:34
○ 2026-06-24 20:31:20
○A188.114.96.02026-04-03 → 2026-04-03 · 4 obs
○ 2026-04-03 03:39:12
● 2026-04-03 12:05:54
○ 2026-04-21 15:43:06
○ 2026-06-24 20:31:20
○A188.114.97.02026-04-03 → 2026-04-03 · 4 obs
○ 2026-04-03 03:39:12
● 2026-04-03 12:05:54
○ 2026-04-21 15:43:06
○ 2026-06-24 20:31:20
○A212.109.197.1122020-01-01 → 2020-01-01 · 3 obs
● 2020-01-01 02:32:40
○ 2026-03-25 22:27:54
○ 2026-06-24 20:31:20
●A91.226.31.862026-06-24 → 2026-06-24 · 3 obs
○ 2026-04-21 15:43:06
● 2026-06-24 13:54:34
● 2026-06-24 20:31:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sue.dns.ripn.net, d.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net...10 records
mathfest.suexpired1.domainshop.ru, expired2.domainshop.ru-

✅ Authoritative Response

Server:91.226.31.86

NS records: expired1.domainshop.ru, expired2.domainshop.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathfest.su (unsigned zone)

⏱️ Timing

Total: 3185ms | Queries: -

📄 Records

TypeCountSample Data
A191.226.31.86
NS2expired1.domainshop.ru, expired2.domainshop.ru
SOA1expired1.domainshop.ru info.domainshop.r

📌 Glue Records Collected

Total: 10

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

Analysis

Hierarchy

mathfest.su is a parent domain of mail.mathfest.su.

IP Addresses

mathfest.su points to a single IP number: 91.226.31.86.

Additional host names — vizitov.ru, www.infoster.ru, umb-panel.ru and two others — share IP numbers with mathfest.su.

Name Servers

The NS records for mathfest.su delegate to expired1.domainshop.ru and expired2.domainshop.ru.

mathfest.su shares its name server setup with other domains, including mail.long-eyelashes.ru, www.ru4kami.ru, dachniku-udachi.ru and two others.

Each of expired1.domainshop.ru and expired2.domainshop.ru points to exactly one IP address: 91.226.31.86.

expired1.domainshop.ru and expired2.domainshop.ru each have 91.226.31.86 IP addresses.