problem.su - dns.ninja

`problem.su`

DNSSEC	⚠️ Not signed
A	82.97.243.107^{🇦🇺 TimeWeb-AS82.97.243.0/24}
NS	`ns1.rf.ru` ⭐
		A	80.249.147.221^{🇷🇺 SELECTEL80.249.144.0/22 -NET}
			PTR	`razina.ru`
NS	`ns2.rf.ru`
		A	80.249.147.221^{🇷🇺 SELECTEL80.249.144.0/22 -NET}
			PTR	`razina.ru`
TXT	`1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7gAy3vcLxjXq94TU6`
SOA	`ns1.rf.ru`hostmaster@problem.su 2026-04-14 #4

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650210049

Same first word

problem.ca

problem.ch

problem.org

problem.it

problem.cn

problem.pro

problem.fi

problem.se

problem.im

problem.jp

problem.ee

problem.no

problem.de

problem.ru

problem.li

problem.com.tw

problem.pl

problem.tv

problem.fr

problem.net

problem.at

problem.center

problem.nl

problem.be

problem.sk

problem.support

problem.az

problem.solutions

problem.su

problem.cz

problem.nu

Similar names

melborp.art

prombel.by

prombel.ru

mlprobe.com

melborp.com

plomber.se

brompel.com

belmpro.org

belprom.by

plomber.dk

porblem.com

belmpro.com

blomper.com

plomber.ru

belprom.net

melborp.co

belmpro.eu

belmpro.fr

belmpro.net

melborp.net

probeml.com

DNS History

7 records (3 active, 4 former)

○NSns1.poishi.com2015-06-20 → 2016-12-25 · 4 obs

● 2015-06-20 16:41:30
● 2016-12-25 05:27:06
○ 2026-05-11 14:40:38
○ 2026-08-01 14:55:58

●NSns1.rf.ru2026-05-11 → 2026-08-01 · 3 obs

○ 2016-12-25 05:27:06
● 2026-05-11 14:40:38
● 2026-08-01 14:55:58

○NSns2.poishi.com2015-06-20 → 2016-12-25 · 4 obs

● 2015-06-20 16:41:30
● 2016-12-25 05:27:06
○ 2026-05-11 14:40:38
○ 2026-08-01 14:55:58

●NSns2.rf.ru2026-05-11 → 2026-08-01 · 3 obs

○ 2016-12-25 05:27:06
● 2026-05-11 14:40:38
● 2026-08-01 14:55:58

○A5.188.131.102026-05-11 → 2026-08-01 · 2 obs

○ 2026-05-11 14:40:38
○ 2026-08-01 14:55:58

●A82.97.243.1072026-05-11 → 2026-08-01 · 3 obs

○ 2016-12-25 05:27:06
● 2026-05-11 14:40:38
● 2026-08-01 14:55:58

○A82.98.86.1722015-06-20 → 2016-12-25 · 4 obs

● 2015-06-20 16:41:30
● 2016-12-25 05:27:06
○ 2026-05-11 14:40:38
○ 2026-08-01 14:55:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...	12 records
problem.su	ns1.rf.ru, ns2.rf.ru	-

✅ Authoritative Response

Server:80.249.147.221

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for problem.su (unsigned zone)

⏱️ Timing

Total: 1052ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`82.97.243.107`
NS	2	`ns1.rf.ru, ns2.rf.ru`
TXT	1	`1RHu5HFTnsoiz9fXiL7wNgrP9O0rkHVjD7gAy3vc`
SOA	1	`ns1.rf.ru hostmaster.problem.su`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (a.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net...)

Analysis

IP Addresses

problem.su resolves to just one IP address, 82.97.243.107.

Two other host names, along with oqm.ru, sx4.ru and zagar.su, also share IP numbers with problem.su.

Name Servers

DNS delegation for problem.su points to two name servers: ns1.rf.ru and ns2.rf.ru.

problem.su shares its NS records with other domains, for example xn--h1ahq.xn--p1ai, (0x736578)-home.ru, lar.su and two others.

Some of problem.su's name servers are also used by other domains, including klimat.su, vitamins.su, surguch.ru and lets.ru.

These name servers are regularly seen alongside ns1.domeny-rf.ru and ns2.domeny-rf.ru as name servers.

Both ns1.rf.ru and ns2.rf.ru have a single IP address, 80.249.147.221, and share it.

Host names pointing to 80.249.147.221 IP addresses: ns1.rf.ru and ns2.rf.ru.