`corepdfreadpdf.com`

DNSSEC	⚠️ Not signed
A	18.155.21.24^{🇺🇸 Amazon18.155.16.0/21}
		PTR	`server-18-155-21-24.gru3.r.cloudfront.net`
A	18.155.21.85^{🇺🇸 Amazon18.155.16.0/21}
A	18.155.21.89^{🇺🇸 Amazon18.155.16.0/21}
A	18.155.21.103^{🇺🇸 Amazon18.155.16.0/21}
NS	`ns-167.awsdns-20.com` ⭐
		A	2600:9000:5300:a700::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-167.awsdns-20.com`
		A	205.251.192.167^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-167.awsdns-20.com`
NS	`ns-1486.awsdns-57.org`
		A	2600:9000:5305:ce00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1486.awsdns-57.org`
		A	205.251.197.206^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1486.awsdns-57.org`
NS	`ns-1682.awsdns-18.co.uk`
		A	2600:9000:5306:9200::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1682.awsdns-18.co.uk`
		A	205.251.198.146^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1682.awsdns-18.co.uk`
NS	`ns-584.awsdns-09.net`
		A	2600:9000:5302:4800::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-584.awsdns-09.net`
		A	205.251.194.72^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-584.awsdns-09.net`
SOA	`ns-167.awsdns-20.com`awsdns-hostmaster@amazon.com 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=1775477897

📈 Tranco rank: #499,202

Same first word

corepdfreadpdf.com

DNS History

24 records (8 active, 16 former)

●NSns-1486.awsdns-57.org2026-02-15 → 2026-04-06 · 2 obs

● 2026-02-15 13:43:34
● 2026-04-06 12:39:42

●NSns-167.awsdns-20.com2026-02-15 → 2026-04-06 · 2 obs

● 2026-02-15 13:43:34
● 2026-04-06 12:39:42

●NSns-1682.awsdns-18.co.uk2026-02-15 → 2026-04-06 · 2 obs

● 2026-02-15 13:43:34
● 2026-04-06 12:39:42

●NSns-584.awsdns-09.net2026-02-15 → 2026-04-06 · 2 obs

● 2026-02-15 13:43:34
● 2026-04-06 12:39:42

○A13.249.182.122026-02-18 → 2026-03-15 · 39 obs

○ 2026-02-18 01:15:52
● 2026-02-18 04:10:18
○ 2026-02-18 23:18:50
● 2026-02-20 08:48:20
○ 2026-02-20 11:02:54
○ 2026-02-23 17:15:00
● 2026-02-23 21:10:42
○ 2026-02-23 22:27:16
○ 2026-02-27 19:28:38
● 2026-03-01 00:22:58
○ 2026-03-01 01:29:32
● 2026-03-01 16:56:54
○ 2026-03-02 02:09:02
○ 2026-03-03 00:45:54
● 2026-03-03 02:36:42
● 2026-03-03 14:46:50
○ 2026-03-04 01:21:48
● 2026-03-06 13:03:16
● 2026-03-06 16:39:20
○ 2026-03-07 00:12:02
○ 2026-03-07 10:26:12
● 2026-03-09 07:09:24
○ 2026-03-10 02:45:26
● 2026-03-10 13:18:10
● 2026-03-10 14:02:00
○ 2026-03-10 15:55:42
○ 2026-03-10 20:32:32
● 2026-03-10 23:34:44
○ 2026-03-11 04:02:04
○ 2026-03-13 15:22:52
● 2026-03-13 18:14:54
● 2026-03-13 23:31:08
○ 2026-03-14 00:10:04
○ 2026-03-14 17:28:20
● 2026-03-14 18:05:48
○ 2026-03-14 18:48:56
● 2026-03-15 01:29:58
○ 2026-03-15 08:17:20
○ 2026-04-06 12:39:42

○A13.249.182.152026-02-18 → 2026-03-15 · 39 obs

○A13.249.182.522026-02-18 → 2026-03-15 · 39 obs

○A13.249.182.582026-02-18 → 2026-03-15 · 39 obs

●A18.155.21.1032026-03-29 → 2026-04-06 · 6 obs

○ 2026-03-18 03:27:58
● 2026-03-29 06:06:34
○ 2026-04-01 02:08:42
○ 2026-04-05 04:19:06
● 2026-04-06 04:21:22
● 2026-04-06 12:39:42

●A18.155.21.242026-03-29 → 2026-04-06 · 6 obs

○ 2026-03-18 03:27:58
● 2026-03-29 06:06:34
○ 2026-04-01 02:08:42
○ 2026-04-05 04:19:06
● 2026-04-06 04:21:22
● 2026-04-06 12:39:42

●A18.155.21.852026-03-29 → 2026-04-06 · 6 obs

○ 2026-03-18 03:27:58
● 2026-03-29 06:06:34
○ 2026-04-01 02:08:42
○ 2026-04-05 04:19:06
● 2026-04-06 04:21:22
● 2026-04-06 12:39:42

●A18.155.21.892026-03-29 → 2026-04-06 · 6 obs

○ 2026-03-18 03:27:58
● 2026-03-29 06:06:34
○ 2026-04-01 02:08:42
○ 2026-04-05 04:19:06
● 2026-04-06 04:21:22
● 2026-04-06 12:39:42

○A18.172.153.1012026-02-15 → 2026-04-04 · 57 obs

○ 2026-02-15 13:43:34
● 2026-02-15 19:24:18
● 2026-02-17 08:05:54
○ 2026-02-17 12:03:00
○ 2026-02-17 23:08:54
● 2026-02-18 01:15:52
○ 2026-02-18 04:10:18
● 2026-02-18 23:18:50
○ 2026-02-20 08:48:20
○ 2026-02-20 11:02:54
● 2026-02-20 23:24:50
○ 2026-02-21 15:35:02
○ 2026-02-22 18:59:56
● 2026-02-23 17:15:00
○ 2026-02-23 21:10:42
○ 2026-02-24 21:22:24
● 2026-02-24 23:24:40
● 2026-02-27 19:28:38
○ 2026-03-01 00:22:58
○ 2026-03-01 16:56:54
● 2026-03-02 02:09:02
● 2026-03-03 00:45:54
○ 2026-03-03 02:36:42
○ 2026-03-03 14:46:50
● 2026-03-04 01:21:48
○ 2026-03-06 13:03:16
○ 2026-03-07 04:15:38
● 2026-03-07 10:26:12
○ 2026-03-09 07:09:24
● 2026-03-10 02:45:26
○ 2026-03-10 13:18:10
○ 2026-03-10 14:02:00
● 2026-03-10 15:55:42
● 2026-03-10 20:32:32
○ 2026-03-10 23:34:44
● 2026-03-11 04:02:04
● 2026-03-13 15:22:52
○ 2026-03-13 18:14:54
○ 2026-03-14 00:10:04
● 2026-03-14 06:46:56
○ 2026-03-14 17:28:20
○ 2026-03-14 18:05:48
● 2026-03-14 18:48:56
○ 2026-03-15 01:29:58
● 2026-03-15 08:17:20
● 2026-03-15 18:14:14
○ 2026-03-16 07:37:36
○ 2026-03-16 09:40:40
● 2026-03-16 16:07:42
● 2026-03-18 03:27:58
○ 2026-03-29 06:06:34
● 2026-04-01 02:08:42
○ 2026-04-02 15:16:16
● 2026-04-03 09:01:28
● 2026-04-04 15:08:18
○ 2026-04-05 04:19:06
○ 2026-04-06 12:39:42

○A18.172.153.1092026-02-15 → 2026-04-04 · 57 obs

○A18.172.153.1102026-02-15 → 2026-04-04 · 57 obs

○A18.172.153.412026-02-15 → 2026-04-04 · 57 obs

○A3.161.136.1162026-04-02 → 2026-04-05 · 7 obs

○ 2026-04-01 02:08:42
● 2026-04-02 15:16:16
○ 2026-04-03 09:01:28
○ 2026-04-04 15:08:18
● 2026-04-05 04:19:06
○ 2026-04-06 04:21:22
○ 2026-04-06 12:39:42

○A3.161.136.1182026-04-02 → 2026-04-05 · 7 obs

○ 2026-04-01 02:08:42
● 2026-04-02 15:16:16
○ 2026-04-03 09:01:28
○ 2026-04-04 15:08:18
● 2026-04-05 04:19:06
○ 2026-04-06 04:21:22
○ 2026-04-06 12:39:42

○A3.161.136.202026-04-02 → 2026-04-05 · 7 obs

○ 2026-04-01 02:08:42
● 2026-04-02 15:16:16
○ 2026-04-03 09:01:28
○ 2026-04-04 15:08:18
● 2026-04-05 04:19:06
○ 2026-04-06 04:21:22
○ 2026-04-06 12:39:42

○A3.161.136.52026-04-02 → 2026-04-05 · 7 obs

○ 2026-04-01 02:08:42
● 2026-04-02 15:16:16
○ 2026-04-03 09:01:28
○ 2026-04-04 15:08:18
● 2026-04-05 04:19:06
○ 2026-04-06 04:21:22
○ 2026-04-06 12:39:42

○A3.167.37.1252026-02-15 → 2026-03-16 · 33 obs

● 2026-02-15 13:43:34
○ 2026-02-15 19:24:18
○ 2026-02-17 08:05:54
● 2026-02-17 12:03:00
● 2026-02-17 23:08:54
○ 2026-02-18 01:15:52
○ 2026-02-20 08:48:20
● 2026-02-20 11:02:54
○ 2026-02-20 23:24:50
● 2026-02-21 15:35:02
● 2026-02-22 18:59:56
○ 2026-02-23 17:15:00
○ 2026-02-23 21:10:42
● 2026-02-23 22:27:16
● 2026-02-24 21:22:24
○ 2026-02-24 23:24:40
○ 2026-03-01 00:22:58
● 2026-03-01 01:29:32
○ 2026-03-01 16:56:54
○ 2026-03-06 16:39:20
● 2026-03-07 00:12:02
● 2026-03-07 04:15:38
○ 2026-03-07 10:26:12
○ 2026-03-13 23:31:08
● 2026-03-14 00:10:04
○ 2026-03-14 06:46:56
● 2026-03-14 17:28:20
○ 2026-03-14 18:05:48
○ 2026-03-15 18:14:14
● 2026-03-16 07:37:36
● 2026-03-16 09:40:40
○ 2026-03-16 16:07:42
○ 2026-04-06 12:39:42

○A3.167.37.342026-02-15 → 2026-03-16 · 33 obs

○A3.167.37.672026-02-15 → 2026-03-16 · 33 obs

○A3.167.37.942026-02-15 → 2026-03-16 · 33 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
corepdfreadpdf.com	ns-167.awsdns-20.com, ns-584.awsdns-09.net, ns-1682.awsdns-18.co.uk, ns-1486.awsdns-57.org	1 record

✅ Authoritative Response

Server:205.251.198.146

NS records: ns-167.awsdns-20.com, ns-584.awsdns-09.net, ns-1682.awsdns-18.co.uk, ns-1486.awsdns-57.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corepdfreadpdf.com (unsigned zone)

⏱️ Timing

Total: 2509ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.155.21.89, 18.155.21.24...`
NS	4	`ns-1486.awsdns-57.org, ns-167.awsdns-20.com...`
SOA	1	`ns-167.awsdns-20.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-167.awsdns-20.com)

Analysis

IP Addresses

corepdfreadpdf.com points to four IP numbers: 18.155.21.24, 18.155.21.85, 18.155.21.89 and 18.155.21.103.

Other host names, for instance d2ih07nlcn1nxo.cloudfront.net, consolidatedccs.com, rdstationmentoria.com.br, d2g4hyaf520cnw.cloudfront.net and camdevpwa.swcdev.esmsonline.net share IP numbers with corepdfreadpdf.com.

Name Servers

corepdfreadpdf.com is delegated to four name servers: ns-167.awsdns-20.com, ns-584.awsdns-09.net, ns-1486.awsdns-57.org and ns-1682.awsdns-18.co.uk.

corepdfreadpdf.com at least partially shares its name servers with other domains, for instance 96.145.204.in-addr.arpa, ex659.com, bancopopulardominicano.org, worka.com and search401k.org.

these name servers are commonly used with the name servers ns-50.awsdns-06.com, ns-1132.awsdns-13.org, ns-1687.awsdns-18.co.uk, ns-219.awsdns-27.com, ns-706.awsdns-24.net and ns-1312.awsdns-36.org.

Host names with two IPs: ns-167.awsdns-20.com points to 2600:9000:5300:a700::1 and 205.251.192.167; ns-584.awsdns-09.net points to 2600:9000:5302:4800::1 and 205.251.194.72; ns-1486.awsdns-57.org points to 2600:9000:5305:ce00::1 and 205.251.197.206; ns-1682.awsdns-18.co.uk points to 2600:9000:5306:9200::1 and 205.251.198.146.

corepdfreadpdf.com - robtex.com