studlib.ru - dns.ninja

`studlib.ru`

DNSSEC	⚠️ Not signed
NS	`ns1.snparking.ru` ⭐ ⚠️ Not in parent delegation
		A	37.221.193.103^{🇩🇪 netcup-AS37.221.192.0/22}
			PTR	`v22016063652435391.goodsrv.de`
		A	194.63.142.195^{🇷🇺 I-SERVERS-NORTH-EU194.63.142.0/24}
			PTR	`ns1.snparking.ru`
NS	`ns2.snparking.ru` ⚠️ Not in parent delegation
		A	5.45.106.252^{🇩🇪 netcup-AS5.45.104.0/22}
			PTR	`v22016113652440052.goodsrv.de`
		A	62.122.170.168^{🇺🇸 SERVEREL-AS62.122.168.0/21}
			PTR	`62.122.170.168.serverel.net`
NS	`ns3.domains.ru` ⚠️ Not in zone NS records
		A	37.221.193.103^{🇩🇪 netcup-AS37.221.192.0/22}
			PTR	`v22016063652435391.goodsrv.de`
		A	194.63.142.195^{🇷🇺 I-SERVERS-NORTH-EU194.63.142.0/24}
			PTR	`ns1.snparking.ru`
NS	`ns4.domains.ru` ⚠️ Not in zone NS records
		A	5.45.106.252^{🇩🇪 netcup-AS5.45.104.0/22}
			PTR	`v22016113652440052.goodsrv.de`
		A	62.122.170.168^{🇺🇸 SERVEREL-AS62.122.168.0/21}
			PTR	`62.122.170.168.serverel.net`
SOA	`ns1.snparking.ru`hostmaster@studlib.ru 2022-03-30 #91

`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=4069570

WOT: SAFE (61/100)

Previously MX for

studlib.ru

Same first word

studlib.com

studlib.org.ua

studlib.de

studlib.ru

Similar names

tbuilds.com

dsbuilt.com.au

budlist.org

stilbud.ru

dublist.com

dbtulsi.xyz

tilbuds.net

sdbuilt.com

stbuild.com

budlist.net

buildst.com

litbuds.com

dsbuilt.com

budlist.com

tublids.com

tsbuild.com

listdub.com

dbutils.com

listbud.com

stbuild.co.nz

stbuild.jp

tilbuds.com

stbuild.co.uk

stbuild.biz

DNS History

12 records (4 active, 8 former)

○NSns1.arbatek.ru2015-08-12 → 2017-04-19 · 4 obs

● 2015-08-12 11:56:02
● 2017-04-19 16:31:34
○ 2026-03-28 20:38:04
○ 2026-07-11 03:42:02

●NSns1.snparking.ru2026-03-28 → 2026-07-11 · 3 obs

○ 2017-04-19 16:31:34
● 2026-03-28 20:38:04
● 2026-07-11 03:42:02

○NSns2.arbatek.ru2015-08-12 → 2017-04-19 · 4 obs

● 2015-08-12 11:56:02
● 2017-04-19 16:31:34
○ 2026-03-28 20:38:04
○ 2026-07-11 03:42:02

●NSns2.snparking.ru2026-03-28 → 2026-07-11 · 7 obs

○ 2017-04-19 16:31:34
● 2026-03-28 20:38:04
○ 2026-05-02 22:40:18
● 2026-05-27 07:24:56
● 2026-05-29 01:40:08
○ 2026-06-07 05:03:16
● 2026-07-11 03:42:02

●NSns3.domains.ru2026-05-02 → 2026-07-11 · 3 obs

○ 2026-03-28 20:38:04
● 2026-05-02 22:40:18
● 2026-07-11 03:42:02

○NSns3.salenames.ru2026-03-28 → 2026-03-28 · 4 obs

○ 2017-04-19 16:31:34
● 2026-03-28 20:38:04
○ 2026-05-02 22:40:18
○ 2026-07-11 03:42:02

●NSns4.domains.ru2026-05-02 → 2026-07-11 · 3 obs

○ 2026-03-28 20:38:04
● 2026-05-02 22:40:18
● 2026-07-11 03:42:02

○NSns4.salenames.ru2026-03-28 → 2026-03-28 · 4 obs

○ 2017-04-19 16:31:34
● 2026-03-28 20:38:04
○ 2026-05-02 22:40:18
○ 2026-07-11 03:42:02

○MXstudlib.ru2015-08-12 → 2017-04-19 · 4 obs

● 2015-08-12 11:56:02
● 2017-04-19 16:31:34
○ 2026-03-28 20:38:04
○ 2026-07-11 03:42:02

○MXvoid.blackhole.mx2026-03-28 → 2026-06-07 · 4 obs

○ 2017-04-19 16:31:34
● 2026-03-28 20:38:04
● 2026-06-07 05:03:16
○ 2026-07-11 03:42:02

○A62.122.170.1712026-03-28 → 2026-06-07 · 6 obs

○ 2017-04-19 16:31:34
● 2026-03-28 20:38:04
○ 2026-05-02 22:40:18
● 2026-05-27 07:24:56
● 2026-06-07 05:03:16
○ 2026-07-11 03:42:02

○A89.111.177.342015-08-12 → 2017-04-19 · 4 obs

● 2015-08-12 11:56:02
● 2017-04-19 16:31:34
○ 2026-03-28 20:38:04
○ 2026-07-11 03:42:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	d.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net...	-
studlib.ru	ns3.domains.ru, ns4.domains.ru	-

✅ Authoritative Response

Server:5.45.106.252

NS records: ns3.domains.ru, ns4.domains.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studlib.ru (unsigned zone)

⏱️ Timing

Total: 1122ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.122.170.171`
NS	2	`ns2.snparking.ru, ns1.snparking.ru`
MX	1	`void.blackhole.mx (pri: 0)`
SOA	1	`ns1.snparking.ru hostmaster.studlib.ru`

Analysis

Name Servers

Four name servers handle the delegation for studlib.ru: ns3.domains.ru, ns4.domains.ru, ns1.snparking.ru and ns2.snparking.ru.

studlib.ru has at least partial name server overlap with other domains, such as pro-way.ru, lifebank.ru, srsv.ru and two others.

ns1.privateperson.ru, ns2.privateperson.ru and ns3.snparking.ru — plus 5 other name servers — are commonly paired with these name servers.

The four hosts ns3.domains.ru, ns4.domains.ru, ns1.snparking.ru and ns2.snparking.ru each point to two IP numbers. ns3.domains.ru directs to 37.221.193.103 and 194.63.142.195; ns4.domains.ru directs to 5.45.106.252 and 62.122.170.168; ns1.snparking.ru directs to 37.221.193.103 and 194.63.142.195; ns2.snparking.ru directs to 5.45.106.252 and 62.122.170.168.

ns3.domains.ru and ns1.snparking.ru each have 37.221.193.103 IP addresses.

ns3.domains.ru and ns1.snparking.ru each have 194.63.142.195 IP addresses.

ns4.domains.ru and ns2.snparking.ru each have 5.45.106.252 IP addresses.

ns4.domains.ru and ns2.snparking.ru each have 62.122.170.168 IP addresses.