`api.bookshare.org`

DNSSEC	⚠️ Not signed
A	13.227.107.28^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
		PTR	`server-13-227-107-28.gru3.r.cloudfront.net`
A	13.227.107.39^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.107.54^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.107.98^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}

`bookshare.org`

	DNSSEC	⚠️ Not signed
	A	108.139.184.157^{🇺🇸 Amazon108.139.184.0/21}
	NS	`ns-1.awsdns-00.com` ⭐
	NS	`ns-1508.awsdns-60.org`
	NS	`ns-1893.awsdns-44.co.uk`
	NS	`ns-739.awsdns-28.net`
	MX	`d214256a.ess.barracudanetworks.com` ⭐
	MX	`d214256b.ess.barracudanetworks.com`⁽²⁰⁾
	MX	`bookshare-org.mail.protection.outlook.com`⁽³⁰⁾
	TXT	`PPPPVOLKAMPP1NMKUVLU4I169M`
	TXT	`apple-domain-verification=ZSpLPoV0ihaAOPUx`
	TXT	`google-site-verification=OhnSU-en_-KvymynyvgBfNo4mClK_GTyWcGf0G6H58U`
	TXT	`google-site-verification=gPoZ_vltYBBiVUgsAZSlJbBMyJKgkwOXCV-0luUbVug`
	TXT	`knowbe4-site-verification=5e9212112a208faa09cabcd70aba85df`
	TXT	`v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:amazon...`
	SOA	`ns-1.awsdns-00.com`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (66/100)
rank #49497 globally
rank #4950 in the tld
WOT: SAFE (84/100)
📈 Tranco rank: #90,239

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DNS History

20 records (4 active, 16 former)

○A108.139.119.1002026-04-11 → 2026-04-12 · 5 obs

○ 2026-04-11 05:31:44
● 2026-04-11 12:56:08
● 2026-04-12 15:19:30
○ 2026-04-13 01:47:08
○ 2026-04-13 15:00:00

○A108.139.119.472026-04-11 → 2026-04-12 · 5 obs

○ 2026-04-11 05:31:44
● 2026-04-11 12:56:08
● 2026-04-12 15:19:30
○ 2026-04-13 01:47:08
○ 2026-04-13 15:00:00

○A108.139.119.712026-04-11 → 2026-04-12 · 5 obs

○ 2026-04-11 05:31:44
● 2026-04-11 12:56:08
● 2026-04-12 15:19:30
○ 2026-04-13 01:47:08
○ 2026-04-13 15:00:00

○A108.139.119.742026-04-11 → 2026-04-12 · 5 obs

○ 2026-04-11 05:31:44
● 2026-04-11 12:56:08
● 2026-04-12 15:19:30
○ 2026-04-13 01:47:08
○ 2026-04-13 15:00:00

●A13.227.107.282026-03-28 → 2026-04-13 · 10 obs

● 2026-03-28 23:53:32
● 2026-03-31 04:24:40
○ 2026-04-01 16:55:40
○ 2026-04-06 00:36:22
● 2026-04-10 07:04:42
● 2026-04-10 09:18:42
○ 2026-04-11 05:31:44
○ 2026-04-13 01:47:08
● 2026-04-13 04:52:50
● 2026-04-13 15:00:00

●A13.227.107.392026-03-28 → 2026-04-13 · 10 obs

●A13.227.107.542026-03-28 → 2026-04-13 · 10 obs

●A13.227.107.982026-03-28 → 2026-04-13 · 10 obs

○A18.244.124.252026-04-06 → 2026-04-13 · 7 obs

○ 2026-04-05 13:23:26
● 2026-04-06 00:36:22
○ 2026-04-10 07:04:42
○ 2026-04-12 15:19:30
● 2026-04-13 01:47:08
○ 2026-04-13 04:52:50
○ 2026-04-13 15:00:00

○A18.244.124.492026-04-06 → 2026-04-13 · 7 obs

○ 2026-04-05 13:23:26
● 2026-04-06 00:36:22
○ 2026-04-10 07:04:42
○ 2026-04-12 15:19:30
● 2026-04-13 01:47:08
○ 2026-04-13 04:52:50
○ 2026-04-13 15:00:00

○A18.244.124.562026-04-06 → 2026-04-13 · 7 obs

○ 2026-04-05 13:23:26
● 2026-04-06 00:36:22
○ 2026-04-10 07:04:42
○ 2026-04-12 15:19:30
● 2026-04-13 01:47:08
○ 2026-04-13 04:52:50
○ 2026-04-13 15:00:00

○A18.244.124.992026-04-06 → 2026-04-13 · 7 obs

○ 2026-04-05 13:23:26
● 2026-04-06 00:36:22
○ 2026-04-10 07:04:42
○ 2026-04-12 15:19:30
● 2026-04-13 01:47:08
○ 2026-04-13 04:52:50
○ 2026-04-13 15:00:00

○A18.64.207.392026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 09:18:42
● 2026-04-11 05:31:44
○ 2026-04-11 12:56:08
○ 2026-04-13 15:00:00

○A18.64.207.552026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 09:18:42
● 2026-04-11 05:31:44
○ 2026-04-11 12:56:08
○ 2026-04-13 15:00:00

○A18.64.207.732026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 09:18:42
● 2026-04-11 05:31:44
○ 2026-04-11 12:56:08
○ 2026-04-13 15:00:00

○A18.64.207.932026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 09:18:42
● 2026-04-11 05:31:44
○ 2026-04-11 12:56:08
○ 2026-04-13 15:00:00

○A3.161.174.1022026-04-01 → 2026-04-05 · 5 obs

○ 2026-03-31 04:24:40
● 2026-04-01 16:55:40
● 2026-04-05 13:23:26
○ 2026-04-06 00:36:22
○ 2026-04-13 15:00:00

○A3.161.174.122026-04-01 → 2026-04-05 · 5 obs

○ 2026-03-31 04:24:40
● 2026-04-01 16:55:40
● 2026-04-05 13:23:26
○ 2026-04-06 00:36:22
○ 2026-04-13 15:00:00

○A3.161.174.232026-04-01 → 2026-04-05 · 5 obs

○ 2026-03-31 04:24:40
● 2026-04-01 16:55:40
● 2026-04-05 13:23:26
○ 2026-04-06 00:36:22
○ 2026-04-13 15:00:00

○A3.161.174.642026-04-01 → 2026-04-05 · 5 obs

○ 2026-03-31 04:24:40
● 2026-04-01 16:55:40
● 2026-04-05 13:23:26
○ 2026-04-06 00:36:22
○ 2026-04-13 15:00:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
bookshare.org	ns-1508.awsdns-60.org, ns-1.awsdns-00.com, ns-739.awsdns-28.net, ns-1893.awsdns-44.co.uk	1 record

✅ Authoritative Response

Server:205.251.199.101

NS records: ns-1508.awsdns-60.org, ns-1.awsdns-00.com, ns-739.awsdns-28.net, ns-1893.awsdns-44.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bookshare.org (unsigned zone)

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.227.107.98, 13.227.107.28...`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-1508.awsdns-60.org)

Analysis

IP Addresses

api.bookshare.org maps to four IP numbers: 13.227.107.28, 13.227.107.39, 13.227.107.54 and 13.227.107.98.

Other host names, for instance remitly.es, d2pin0t8atvv1l.cloudfront.net, osb-auth-v2.samsungqbe.com, d2stcybgn3fmjz.cloudfront.net and homelandathens.gr share IP numbers with api.bookshare.org.

api.bookshare.org - robtex.com