`studyspu.ru`

DNSSEC	⚠️ Not signed
A	91.236.136.50^{🇷🇺 WEBHOST1-AS91.236.136.0/24}
		PTR	`static.50.136.236.91.ip.webhost1.net`
NS	`ns1.webhost1.com` ⭐
		A	2a0a:8d80:0:a000::aa^{🇷🇺 WEBHOST1-AS2a0a:8d80::/48}
			PTR	`ns1.webhost1.com`
		A	185.179.188.2^{🇷🇺 WEBHOST1-AS185.179.188.0/24}
			PTR	`ns1.webhost1.com`
NS	`ns2.webhost1.com`
		A	2a0a:8d80:0:a000::bb^{🇷🇺 WEBHOST1-AS2a0a:8d80::/48}
			PTR	`ns2.webhost1.com`
		A	185.179.189.202^{🇷🇺 WEBHOST1-AS185.179.189.0/24}
			PTR	`ns2.webhost1.com`
NS	`ns3.webhost1.org`
		A	2a0a:8d80:0:a000::aa^{🇷🇺 WEBHOST1-AS2a0a:8d80::/48}
			PTR	`ns1.webhost1.com`
		A	185.179.188.2^{🇷🇺 WEBHOST1-AS185.179.188.0/24}
			PTR	`ns1.webhost1.com`
NS	`ns4.webhost1.org`
		A	2a0a:8d80:0:a000::bb^{🇷🇺 WEBHOST1-AS2a0a:8d80::/48}
			PTR	`ns2.webhost1.com`
		A	185.179.189.202^{🇷🇺 WEBHOST1-AS185.179.189.0/24}
			PTR	`ns2.webhost1.com`
MX	`mail.studyspu.ru` ⭐
		A	91.236.136.50^{🇷🇺 WEBHOST1-AS91.236.136.0/24}
			PTR	`static.50.136.236.91.ip.webhost1.net`
TXT	`v=spf1 +a +mx -all`
SOA	`ns1.webhost1.com`tech@webhost1.com 2025-05-29 #0

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4068306

WOT: SAFE (60/100)

Subdomains

www.studyspu.ru

mail.studyspu.ru

Same first word

studyspu.ru

DNS History

10 records (6 active, 4 former)

○NScddk.ru2015-07-16 → 2017-05-06 · 4 obs

● 2015-07-16 22:49:14
● 2017-05-06 14:21:40
○ 2026-03-08 23:39:54
○ 2026-03-28 12:51:46

●NSns1.webhost1.com2026-03-08 → 2026-03-28 · 3 obs

○ 2017-05-06 14:21:40
● 2026-03-08 23:39:54
● 2026-03-28 12:51:46

●NSns2.webhost1.com2026-03-08 → 2026-03-28 · 3 obs

○ 2017-05-06 14:21:40
● 2026-03-08 23:39:54
● 2026-03-28 12:51:46

●NSns3.webhost1.org2026-03-08 → 2026-03-28 · 3 obs

○ 2017-05-06 14:21:40
● 2026-03-08 23:39:54
● 2026-03-28 12:51:46

●NSns4.webhost1.org2026-03-08 → 2026-03-28 · 3 obs

○ 2017-05-06 14:21:40
● 2026-03-08 23:39:54
● 2026-03-28 12:51:46

○NSns5.hosting.reg.ru2015-07-16 → 2017-05-06 · 4 obs

● 2015-07-16 22:49:14
● 2017-05-06 14:21:40
○ 2026-03-08 23:39:54
○ 2026-03-28 12:51:46

○NSns6.hosting.reg.ru2015-07-16 → 2017-05-06 · 4 obs

● 2015-07-16 22:49:14
● 2017-05-06 14:21:40
○ 2026-03-08 23:39:54
○ 2026-03-28 12:51:46

●MXmail.studyspu.ru2015-07-16 → 2026-03-28 · 2 obs

● 2015-07-16 22:49:14
● 2026-03-28 12:51:46

○A5.63.157.1122015-07-16 → 2017-05-06 · 4 obs

● 2015-07-16 22:49:14
● 2017-05-06 14:21:40
○ 2026-03-08 23:39:54
○ 2026-03-28 12:51:46

●A91.236.136.502026-03-08 → 2026-03-28 · 3 obs

○ 2017-05-06 14:21:40
● 2026-03-08 23:39:54
● 2026-03-28 12:51:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	-
studyspu.ru	ns1.webhost1.com, ns2.webhost1.com, ns3.webhost1.org, ns4.webhost1.org	-

✅ Authoritative Response

Server:185.179.188.2

NS records: ns1.webhost1.com, ns2.webhost1.com, ns3.webhost1.org, ns4.webhost1.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyspu.ru (unsigned zone)

⏱️ Timing

Total: 1140ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.236.136.50`
NS	4	`ns4.webhost1.org, ns1.webhost1.com...`
MX	1	`mail.studyspu.ru (pri: 10)`
TXT	1	`v=spf1 +a +mx -all`
SOA	1	`ns1.webhost1.com tech.webhost1.com`

Analysis

Hierarchy

studyspu.ru is a parent of www.studyspu.ru and mail.studyspu.ru.

IP Addresses

studyspu.ru points to IP number 91.236.136.50.

For instance, other host names apiktvo.ru, mail.cartezh51.ru, lab-inter.ru, m-hoster-7.ru and cbs-okt.ru share IP numbers with studyspu.ru.

Name Servers

studyspu.ru is delegated to four name servers: ns1.webhost1.com, ns2.webhost1.com, ns3.webhost1.org and ns4.webhost1.org.

studyspu.ru shares name servers with other domains at least partially, for example zachem.org, asmesi.ru, neighbours-from-hell.ru, papanakuhne.ru and 222m2.ru.