`engineerlibrary.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net serial=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=1784157437

Same first word

engineerlibrary.com

DNS History

8 records (4 active, 4 former)

●NSns1.afternic.com2026-04-28 → 2026-07-15 · 3 obs

○ 2020-01-13 22:34:24
● 2026-04-28 17:30:38
● 2026-07-15 23:30:28

○NSns1.usdigital.com2015-08-23 → 2020-01-13 · 4 obs

● 2015-08-23 15:01:32
● 2020-01-13 22:34:24
○ 2026-04-28 17:30:38
○ 2026-07-15 23:30:28

●NSns2.afternic.com2026-04-28 → 2026-07-15 · 3 obs

○ 2020-01-13 22:34:24
● 2026-04-28 17:30:38
● 2026-07-15 23:30:28

○NSns2.usdigital.com2015-08-23 → 2020-01-13 · 4 obs

● 2015-08-23 15:01:32
● 2020-01-13 22:34:24
○ 2026-04-28 17:30:38
○ 2026-07-15 23:30:28

●A13.248.169.482026-04-28 → 2026-07-15 · 3 obs

○ 2020-01-13 22:34:24
● 2026-04-28 17:30:38
● 2026-07-15 23:30:28

○A191.236.80.122020-01-13 → 2020-01-13 · 4 obs

○ 2017-03-27 23:00:26
● 2020-01-13 22:34:24
○ 2026-04-28 17:30:38
○ 2026-07-15 23:30:28

○A66.193.38.802015-08-23 → 2017-03-27 · 4 obs

● 2015-08-23 15:01:32
● 2017-03-27 23:00:26
○ 2020-01-13 22:34:24
○ 2026-07-15 23:30:28

●A76.223.54.1462026-04-28 → 2026-07-15 · 3 obs

○ 2020-01-13 22:34:24
● 2026-04-28 17:30:38
● 2026-07-15 23:30:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
engineerlibrary.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineerlibrary.com (unsigned zone)

⏱️ Timing

Total: 191ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

engineerlibrary.com has two IP addresses: 13.248.169.48 and 76.223.54.146

Among the host names that share IP numbers with engineerlibrary.com are manuaga.com, vzah.com, mail.snappers.co.za and two others.

Name Servers

The NS records for engineerlibrary.com delegate to ns1.afternic.com and ns2.afternic.com.

engineerlibrary.com has the same name server delegation as a number of other domains, such as storset.com, dogassistedtherapy.com, theiacp.com and two more.

The name servers of engineerlibrary.com overlap at least partially with those of other domains — among them dearmychild.com, vidrs.com, reputationrepair.com.au and two more.

These name servers are routinely co-deployed with the name servers verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn, verification-ilzyovyxkjcylcmj8rbffy.ns101.verify.hn, ns1.atom.com and two others.

ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45. Likewise, ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45 — two IP addresses apiece.

engineerlibrary.com - robtex.com