`engineerbook.com`

CNAME	`live-bookfactory-magento-front-1115248780.us-east-1.elb.amazonaws.com`
DNSSEC	⚠️ Not signed
A	13.217.65.56^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
		PTR	`ec2-13-217-65-56.compute-1.amazonaws.com`
A	34.236.86.241^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}

`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=1771291435

DNS History

11 records (4 active, 7 former)

○NSdns082.d.register.com2015-06-11 → 2017-10-11 · 3 obs

● 2015-06-11 05:47:32
● 2017-10-11 02:33:00
○ 2026-03-10 17:02:34

●NSdns1.register.com2026-03-10 → 2026-03-10 · 2 obs

○ 2017-10-11 02:33:00
● 2026-03-10 17:02:34

●NSdns190.a.register.com2015-06-11 → 2026-03-10 · 2 obs

● 2015-06-11 05:47:32
● 2026-03-10 17:02:34

○NSdns196.c.register.com2015-06-11 → 2017-10-11 · 3 obs

● 2015-06-11 05:47:32
● 2017-10-11 02:33:00
○ 2026-03-10 17:02:34

●NSdns2.register.com2026-03-10 → 2026-03-10 · 2 obs

○ 2017-10-11 02:33:00
● 2026-03-10 17:02:34

○NSdns238.b.register.com2015-06-11 → 2017-10-11 · 3 obs

● 2015-06-11 05:47:32
● 2017-10-11 02:33:00
○ 2026-03-10 17:02:34

○MXp.webcom.ctmail.com2016-04-14 → 2017-10-11 · 3 obs

● 2016-04-14 07:44:54
● 2017-10-11 02:33:00
○ 2026-03-10 17:02:34

○A174.132.156.762015-06-11 → 2016-04-14 · 4 obs

● 2015-06-11 05:47:32
● 2016-04-14 07:44:54
○ 2016-09-19 14:14:58
○ 2026-03-10 17:02:34

○A54.235.124.2242017-10-11 → 2017-10-11 · 3 obs

○ 2016-09-19 14:14:58
● 2017-10-11 02:33:00
○ 2026-03-10 17:02:34

○A54.243.176.2492016-09-19 → 2016-09-19 · 4 obs

○ 2016-04-14 07:44:54
● 2016-09-19 14:14:58
○ 2017-10-11 02:33:00
○ 2026-03-10 17:02:34

●CNAMElive-bookfactory-magento-front-1115248780.us-east-1.elb.amazonaws.com2026-03-10 → 2026-03-10 · 1 obs

● 2026-03-10 17:02:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
engineerbook.com	dns1.register.com, dns2.register.com	2 records

✅ Authoritative Response

Server: 162.159.27.248

NS records: dns1.register.com, dns2.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineerbook.com (unsigned zone)

⏱️ Timing

Total: 105ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`live-bookfactory-magento-front-111524878`
SOA	1	`dns190.a.register.com root.register.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.register.com, dns2.register.com)

Analysis

IP Addresses

engineerbook.com resolves to two IP numbers: 13.217.65.56 and 34.236.86.241.

engineerbook.com - robtex.com