studlib.com - dns.ninja

`studlib.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7bc2:638d:8ca6:fcc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d57d:390a:64b4:d4f1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
		A	52.204.81.90^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-204-81-90.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:3f07:1cb4:63af:5432^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:7eb4:aa05:32df:8eb1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:fb78:d91:d919:3fe4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.208.17.136^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-208-17-136.compute-1.amazonaws.com`
		A	18.234.41.78^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-234-41-78.compute-1.amazonaws.com`
		A	32.197.121.192
			PTR	`ec2-32-197-121-192.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:385b:e78b:7a10:2157^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:4af9:8655:8570:579f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f6ec:2543:1b2e:f83c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.205.128.225^{🇺🇸 Amazon54.204.0.0/15 EC2 IAD Prefix}
			PTR	`ec2-54-205-128-225.compute-1.amazonaws.com`
		A	54.225.31.228^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-225-31-228.compute-1.amazonaws.com`
		A	100.59.204.227^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-59-204-227.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-11 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783773517

WOT: SAFE (66/100)

Same first word

studlib.com

studlib.org.ua

studlib.de

studlib.ru

Similar names

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

tbuilds.com

dsbuilt.com.au

budlist.org

stilbud.ru

DNS History

32 records (7 active, 25 former)

○NSisla.ns.cloudflare.com2017-04-19 → 2021-05-26 · 5 obs

○ 2016-09-27 14:10:26
● 2017-04-19 05:41:54
● 2021-05-26 06:53:58
○ 2026-02-21 02:03:32
○ 2026-07-11 12:39:50

●NSns1.namebrightdns.com2026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

○NSnsa1.srv53.com2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsa2.srv53.org2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsa3.srv53.net2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsb3.srv53.com2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsb3.srv53.net2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsb3.srv53.org2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsc2.srv53.com2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsc3.srv53.net2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsc3.srv53.org2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsd1.srv53.com2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsd2.srv53.org2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○NSnsd3.srv53.net2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

●NSnsg1.namebrightdns.com2026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

●NSnsg2.namebrightdns.com2026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

○NSray.ns.cloudflare.com2017-04-19 → 2021-05-26 · 5 obs

○ 2016-09-27 14:10:26
● 2017-04-19 05:41:54
● 2021-05-26 06:53:58
○ 2026-02-21 02:03:32
○ 2026-07-11 12:39:50

○MXmail.imena.com.ua2015-08-16 → 2016-09-27 · 4 obs

● 2015-08-16 08:26:44
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○A104.21.10.1942021-05-26 → 2021-05-26 · 4 obs

○ 2017-04-19 05:41:54
● 2021-05-26 06:53:58
○ 2026-02-21 02:03:32
○ 2026-07-11 12:39:50

○A104.28.14.2292017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-27 14:10:26
● 2017-04-19 05:41:54
○ 2021-05-26 06:53:58
○ 2026-07-11 12:39:50

○A104.28.15.2292017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-27 14:10:26
● 2017-04-19 05:41:54
○ 2021-05-26 06:53:58
○ 2026-07-11 12:39:50

●A13.223.25.842026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

○A172.67.164.582021-05-26 → 2021-05-26 · 4 obs

○ 2017-04-19 05:41:54
● 2021-05-26 06:53:58
○ 2026-02-21 02:03:32
○ 2026-07-11 12:39:50

○A2400:cb00:2048:1::681c:ee52017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-27 14:10:26
● 2017-04-19 05:41:54
○ 2021-05-26 06:53:58
○ 2026-07-11 12:39:50

○A2400:cb00:2048:1::681c:fe52017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-27 14:10:26
● 2017-04-19 05:41:54
○ 2021-05-26 06:53:58
○ 2026-07-11 12:39:50

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

○A2606:4700:3031::ac43:a43a2021-05-26 → 2021-05-26 · 4 obs

○ 2017-04-19 05:41:54
● 2021-05-26 06:53:58
○ 2026-02-21 02:03:32
○ 2026-07-11 12:39:50

○A2606:4700:3037::6815:ac22021-05-26 → 2021-05-26 · 4 obs

○ 2017-04-19 05:41:54
● 2021-05-26 06:53:58
○ 2026-02-21 02:03:32
○ 2026-07-11 12:39:50

●A54.243.117.1972026-02-21 → 2026-07-11 · 3 obs

○ 2021-05-26 06:53:58
● 2026-02-21 02:03:32
● 2026-07-11 12:39:50

○A62.141.58.2332016-07-16 → 2016-09-27 · 5 obs

○ 2016-02-13 07:44:18
● 2016-07-16 10:42:52
● 2016-09-27 14:10:26
○ 2017-04-19 05:41:54
○ 2026-07-11 12:39:50

○A95.169.191.1322015-08-16 → 2016-02-13 · 4 obs

● 2015-08-16 08:26:44
● 2016-02-13 07:44:18
○ 2016-07-16 10:42:52
○ 2026-07-11 12:39:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net...	-
studlib.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:18.234.41.78

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studlib.com (unsigned zone)

⏱️ Timing

Total: 2038ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

studlib.com points to the four IP addresses 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Among the host names that share IP numbers with studlib.com are mpslab.com, socialsabbatical.com, zealtopia.com and two others.

Name Servers

studlib.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

There is at least partial name server overlap between studlib.com and other domains — blaatur.com, keligroup.com, mail.abequ.com and two more among them.

The name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

nsg1.namebrightdns.com resolves to 3.208.17.136, 18.234.41.78, 32.197.121.192 and 3 other IP addresses.

nsg2.namebrightdns.com resolves to 54.205.128.225, 54.225.31.228, 100.59.204.227 and 3 other IP addresses.

Hostnames that point to five IP numbers:

ns1.namebrightdns.com directs to 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two other IP addresses.