bookcontent.com - dns.ninja

`bookcontent.com`

DNSSEC	⚠️ Not signed
A	15.156.222.2^{🇨🇦 Amazon15.156.0.0/15 EC2 YUL prefix}
		PTR	`ec2-15-156-222-2.ca-central-1.compute.amazonaws.com`
A	35.182.187.92^{🇨🇦 Amazon35.182.0.0/15 EC2 YUL prefix}
NS	`ip-172-26-1-146.us-east-2.compute.internal` ⭐
NS	`ns1.power-dns.com`
		A	13.58.50.225^{🇺🇸 Amazon13.58.0.0/15 EC2 CMH prefix}
			PTR	`ec2-13-58-50-225.us-east-2.compute.amazonaws.com`
NS	`ns2.power-dns.com`
		A	188.166.142.159^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
NS	`ns3.power-dns.com`
		A	139.59.220.175^{🇸🇬 DIGITALOCEAN139.59.220.0/22 DigitalOcean}
MX	`mx1.ewebdevelopment.com` ⭐
		A	159.203.54.48^{🇨🇦 DIGITALOCEAN159.203.52.0/22 DigitalOcean}
MX	`mx2.ewebdevelopment.com`⁽⁵⁾
		A	188.166.142.73^{🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean}
TXT	`v=spf1 include:u2069692.wl.sendgrid.net -all`
TXT	`934c3bfaa10e7d053ed251a82e3f4a82d19da885`
TXT	`afternic-verification-VKoxaZkQawZ8VVht35n43c`
TXT	`91f786e2661531d62a5e4bf8dc941c30c7391ed6`
SOA	`ip-172-26-1-146.us-east-2.compute.internal`hostmaster@power-dns.com 2025-01-15 #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=1785209527

Subdomains

smtp.bookcontent.com

Same first word

bookcontent.com

DNS History

19 records (8 active, 11 former)

○NSamsterdam.power-dns.com2026-03-29 → 2026-05-21 · 5 obs

○ 2026-03-25 01:09:12
● 2026-03-29 01:13:48
○ 2026-03-29 09:50:46
● 2026-05-21 05:38:16
○ 2026-07-28 03:52:40

●NSip-172-26-1-146.us-east-2.compute.internal2026-03-25 → 2026-07-28 · 6 obs

○ 2017-06-21 02:32:46
● 2026-03-25 01:09:12
○ 2026-03-29 01:13:48
● 2026-03-29 09:50:46
○ 2026-05-21 05:38:16
● 2026-07-28 03:52:40

○NSip-172-26-4-1072017-06-21 → 2017-06-21 · 4 obs

○ 2016-11-30 06:50:54
● 2017-06-21 02:32:46
○ 2026-03-25 01:09:12
○ 2026-07-28 03:52:40

●NSns1.power-dns.com2015-06-25 → 2026-07-28 · 5 obs

● 2015-06-25 07:03:10
● 2016-01-16 06:38:46
○ 2016-04-03 17:14:48
● 2016-11-30 06:50:54
● 2026-07-28 03:52:40

●NSns2.power-dns.com2015-06-25 → 2026-07-28 · 7 obs

● 2015-06-25 07:03:10
○ 2015-10-31 12:14:28
○ 2016-01-16 06:38:46
● 2016-04-03 17:14:48
○ 2016-11-30 06:50:54
● 2017-06-21 02:32:46
● 2026-07-28 03:52:40

●NSns3.power-dns.com2026-03-25 → 2026-07-28 · 3 obs

○ 2017-06-21 02:32:46
● 2026-03-25 01:09:12
● 2026-07-28 03:52:40

○MXmail.dovemail.com2015-06-25 → 2016-11-30 · 4 obs

● 2015-06-25 07:03:10
● 2016-11-30 06:50:54
○ 2017-06-21 02:32:46
○ 2026-07-28 03:52:40

●MXmx1.ewebdevelopment.com2017-06-21 → 2026-07-28 · 3 obs

○ 2016-11-30 06:50:54
● 2017-06-21 02:32:46
● 2026-07-28 03:52:40

●MXmx2.ewebdevelopment.com2017-06-21 → 2026-07-28 · 3 obs

○ 2016-11-30 06:50:54
● 2017-06-21 02:32:46
● 2026-07-28 03:52:40

●A15.156.222.22026-07-28 → 2026-07-28 · 2 obs

○ 2026-05-21 05:38:16
● 2026-07-28 03:52:40

○A15.157.26.252026-05-21 → 2026-05-21 · 3 obs

○ 2026-03-29 09:50:46
● 2026-05-21 05:38:16
○ 2026-07-28 03:52:40

○A16.54.4.952026-05-21 → 2026-05-21 · 3 obs

○ 2026-03-29 09:50:46
● 2026-05-21 05:38:16
○ 2026-07-28 03:52:40

○A16.54.90.622026-03-25 → 2026-03-29 · 5 obs

○ 2017-06-21 02:32:46
● 2026-03-25 01:09:12
● 2026-03-29 09:50:46
○ 2026-05-21 05:38:16
○ 2026-07-28 03:52:40

○A174.36.107.1302015-06-25 → 2016-11-30 · 4 obs

● 2015-06-25 07:03:10
● 2016-11-30 06:50:54
○ 2017-06-21 02:32:46
○ 2026-07-28 03:52:40

○A174.37.172.1622015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 07:03:10
○ 2015-10-31 12:14:28
○ 2026-07-28 03:52:40

○A3.97.193.1092026-03-25 → 2026-03-29 · 5 obs

○ 2017-06-21 02:32:46
● 2026-03-25 01:09:12
● 2026-03-29 09:50:46
○ 2026-05-21 05:38:16
○ 2026-07-28 03:52:40

●A35.182.187.922026-07-28 → 2026-07-28 · 2 obs

○ 2026-05-21 05:38:16
● 2026-07-28 03:52:40

○A52.60.175.2542017-06-21 → 2017-06-21 · 4 obs

○ 2016-11-30 06:50:54
● 2017-06-21 02:32:46
○ 2026-03-25 01:09:12
○ 2026-07-28 03:52:40

○A52.60.182.682017-06-21 → 2017-06-21 · 4 obs

○ 2016-11-30 06:50:54
● 2017-06-21 02:32:46
○ 2026-03-25 01:09:12
○ 2026-07-28 03:52:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
bookcontent.com	ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com	3 records

✅ Authoritative Response

Server:139.59.220.175

NS records: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bookcontent.com (unsigned zone)

⏱️ Timing

Total: 641ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`35.182.187.92, 15.156.222.2`
NS	3	`ns2.power-dns.com, ns1.power-dns.com...`
MX	2	`mx1.ewebdevelopment.com (pri: 1), mx2.ewebdevelopment.com (pri: 5)`
TXT	4	`934c3bfaa10e7d053ed251a82e3f4a82d19da885, v=spf1 include:u2069692.wl.sendgrid.net ...`
SOA	1	`singapore.power-dns.com hostmaster.power`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com)

Analysis

Hierarchy

The domain smtp.bookcontent.com falls under the parent bookcontent.com.

IP Addresses

bookcontent.com points to the IP addresses 15.156.222.2 and 35.182.187.92

Two other host names, along with alittlestar.com, trenduk.com and kinodo.com, also share IP numbers with bookcontent.com.

Name Servers

The NS records for bookcontent.com point to four name servers: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com and ip-172-26-1-146.us-east-2.compute.internal.

At least some of bookcontent.com's name servers are shared with other domains, for example video-hd.com, danosu.com, plauer.com and two more.

These name servers tend to be deployed in combination with the name servers singapore.power-dns.com and amsterdam.power-dns.com.

ns1.power-dns.com points to 13.58.50.225; ns2.power-dns.com points to 188.166.142.159; ns3.power-dns.com points to 139.59.220.175 — each hostname maps to exactly one IP address.

Mail Servers

bookcontent.com is served by two mail servers, mx1.ewebdevelopment.com and mx2.ewebdevelopment.com.

Among the domains sharing a mail server setup with bookcontent.com are falleur.com, cological.com, firaka.com and two others.

Each of mx1.ewebdevelopment.com and mx2.ewebdevelopment.com has one IP address: mx1.ewebdevelopment.com uses 159.203.54.48 and mx2.ewebdevelopment.com uses 188.166.142.73.