`booklectures.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c607:d1d9:565f:b122:bfdb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	52.44.244.98^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
A	54.165.131.183^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:f77:89a0:bb92:5271^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:2aed:c868:6eff:f92b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9119:fd85:8d9b:a4d6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:74ee:db0b:4d64:6aef^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8ef7:90ba:eb37:a4ea^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.189.65^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-189-65.compute-1.amazonaws.com`
		A	34.229.253.1^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-229-253-1.compute-1.amazonaws.com`
		A	52.91.47.137^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-91-47-137.compute-1.amazonaws.com`
		A	54.92.199.119^{🇺🇸 Amazon54.92.128.0/17 EC2 IAD prefix}
			PTR	`ec2-54-92-199-119.compute-1.amazonaws.com`
		A	107.21.140.236^{🇺🇸 Amazon107.21.128.0/17 EC2 IAD prefix}
			PTR	`ec2-107-21-140-236.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:2e7c:4d2:11a:fb^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:498:aea6:3587:a6f2^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a510:c365:d06a:e73a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c9e3:768d:1d3e:98e8^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.94.105^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-94-105.compute-1.amazonaws.com`
		A	54.83.64.216^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-83-64-216.compute-1.amazonaws.com`
		A	54.144.93.41^{🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix}
			PTR	`ec2-54-144-93-41.compute-1.amazonaws.com`
		A	98.86.105.129^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-86-105-129.compute-1.amazonaws.com`
MX	`mail1.namebrightmail.com` ⭐
		A	66.35.35.26^{🇺🇸 IMDC66.35.35.0/24}
			PTR	`mail1.namebrightmail.com`
MX	`mail2.namebrightmail.com` ⭐
		A	66.35.35.28^{🇺🇸 IMDC66.35.35.0/24}
			PTR	`mail2.namebrightmail.com`
TXT	`v=spf1 a:smtpout1.namebrightmail.com a:smtpout2.namebrightmail.com include:na...`
TXT	`google-site-verification=YourUniqueGoogleVerificationCode`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-26 #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=1774520582

Same first word

booklectures.com

DNS History

13 records (8 active, 5 former)

●NSns1.namebrightdns.com2026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

●NSns2.namebrightdns.com2026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

○NSns51.domaincontrol.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 10:07:30
○ 2015-10-30 16:40:42
○ 2026-03-26 10:36:46

○NSns52.domaincontrol.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 10:07:30
○ 2015-10-30 16:40:42
○ 2026-03-26 10:36:46

●MXmail1.namebrightmail.com2026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

●MXmail2.namebrightmail.com2026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

○MXmailstore1.secureserver.net2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 10:07:30
○ 2015-10-30 16:40:42
○ 2026-03-26 10:36:46

○MXsmtp.secureserver.net2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 10:07:30
○ 2015-10-30 16:40:42
○ 2026-03-26 10:36:46

●A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

●A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

●A52.44.244.982026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

●A54.165.131.1832026-03-20 → 2026-03-26 · 3 obs

○ 2015-10-30 16:40:42
● 2026-03-20 22:49:46
● 2026-03-26 10:36:46

○A68.178.232.1002008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 10:07:30
○ 2015-10-30 16:40:42
○ 2026-03-26 10:36:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
booklectures.com	ns1.namebrightdns.com, ns2.namebrightdns.com	20 records

✅ Authoritative Response

Server:52.91.47.137

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for booklectures.com (unsigned zone)

⏱️ Timing

Total: 154ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.44.244.98, 54.165.131.183`
AAAA	2	`2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a`
NS	2	`ns2.namebrightdns.com, ns1.namebrightdns.com`
MX	2	`mail2.namebrightmail.com (pri: 10), mail1.namebrightmail.com (pri: 10)`
TXT	2	`v=spf1 a:smtpout1.namebrightmail.com a:s, google-site-verification=YourUniqueGoogl`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

IP Addresses

booklectures.com maps to four IP numbers: 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 52.44.244.98 and 54.165.131.183.

Other host names such as dlvre.com, wordiz.com, interstate678.com, kingoftheq.com and comptees.com share IPs with booklectures.com.

Name Servers

Two name servers ns1.namebrightdns.com and ns2.namebrightdns.com handle the delegation for booklectures.com.

booklectures.com shares the same name server setup as other domains, for example m712-014.hutchcity.com, georgiawantads.com, redbussecondarydns.healthexport.com, tbiapps.com and albalab.com.

booklectures.com at least partially shares name servers with other domains, for example generacare.com, smitr.com, simoptima.com, pasafe.com and readysetbooks.com.