plexlibrary.com - dns.ninja

`plexlibrary.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5195^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a23d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.81.149^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.162.61^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cloe.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c056^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cloe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2056^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cloe.ns.cloudflare.com`
		A	108.162.192.86^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	172.64.32.86^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	173.245.58.86^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
NS	`leonard.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c336^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonard.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2336^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonard.ns.cloudflare.com`
		A	108.162.195.54^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	162.159.44.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
		A	172.64.35.54^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonard.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.81.149, 172.67.162.61
		IPv6 hints	2606:4700:3033::6815:5195, 2606:4700:3033::ac43:a23d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com
SOA	`cloe.ns.cloudflare.com`dns@cloudflare.com serial=2410484476

`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=1785576687

🔒 HSTS Preload (+subdomains)

Subdomains

ns2.plexlibrary.com

ns1.plexlibrary.com

Same first word

plexlibrary.com

DNS History

27 records (8 active, 19 former)

●NScloe.ns.cloudflare.com2026-05-11 → 2026-08-01 · 3 obs

○ 2026-04-09 10:00:28
● 2026-05-11 07:30:24
● 2026-08-01 09:44:42

○NScoco.bunny.net2026-03-08 → 2026-03-08 · 5 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-03-08 23:00:44
○ 2026-03-25 10:43:04
○ 2026-08-01 09:44:42

○NSkiki.bunny.net2026-03-08 → 2026-03-08 · 5 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-03-08 23:00:44
○ 2026-03-25 10:43:04
○ 2026-08-01 09:44:42

●NSleonard.ns.cloudflare.com2026-05-11 → 2026-08-01 · 3 obs

○ 2026-04-09 10:00:28
● 2026-05-11 07:30:24
● 2026-08-01 09:44:42

○NSns07.domaincontrol.com2015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-08-01 09:44:42

○NSns08.domaincontrol.com2015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-08-01 09:44:42

○NSns1.plexlibrary.com2026-03-25 → 2026-04-09 · 5 obs

○ 2026-03-08 23:00:44
● 2026-03-25 10:43:04
● 2026-04-09 10:00:28
○ 2026-05-11 07:30:24
○ 2026-08-01 09:44:42

○NSns2.plexlibrary.com2026-03-25 → 2026-04-09 · 5 obs

○ 2026-03-08 23:00:44
● 2026-03-25 10:43:04
● 2026-04-09 10:00:28
○ 2026-05-11 07:30:24
○ 2026-08-01 09:44:42

●MXin1-smtp.messagingengine.com2026-03-08 → 2026-08-01 · 3 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-08-01 09:44:42

●MXin2-smtp.messagingengine.com2026-03-08 → 2026-08-01 · 3 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-08-01 09:44:42

○MXmailstore1.secureserver.net2015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-08-01 09:44:42

○MXsmtp.secureserver.net2015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-08-01 09:44:42

●A104.21.81.1492026-05-11 → 2026-08-01 · 3 obs

○ 2026-04-09 10:00:28
● 2026-05-11 07:30:24
● 2026-08-01 09:44:42

●A172.67.162.612026-05-11 → 2026-08-01 · 3 obs

○ 2026-04-09 10:00:28
● 2026-05-11 07:30:24
● 2026-08-01 09:44:42

○A184.168.221.442015-07-06 → 2015-07-06 · 3 obs

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-08-01 09:44:42

○A2400:52e0:1a04::1310:12026-03-25 → 2026-04-09 · 7 obs

○ 2026-03-25 12:46:12
● 2026-03-25 17:06:00
● 2026-03-25 18:19:36
○ 2026-03-25 20:50:30
● 2026-04-09 06:04:14
○ 2026-04-09 10:00:28
○ 2026-08-01 09:44:42

○A2400:52e0:1e01::1056:12026-03-08 → 2026-03-08 · 5 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-03-08 17:00:50
○ 2026-03-08 23:00:44
○ 2026-08-01 09:44:42

○A2400:52e0:1e01::879:12026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-25 18:19:36
● 2026-03-25 20:50:30
○ 2026-04-09 06:04:14
○ 2026-08-01 09:44:42

○A2400:52e0:1e01::883:12026-03-08 → 2026-04-09 · 9 obs

○ 2026-03-08 17:00:50
● 2026-03-08 23:00:44
○ 2026-03-25 10:43:04
● 2026-03-25 12:46:12
○ 2026-03-25 17:06:00
○ 2026-04-09 06:04:14
● 2026-04-09 10:00:28
○ 2026-05-11 07:30:24
○ 2026-08-01 09:44:42

●A2606:4700:3033::6815:51952026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-16 04:47:02
● 2026-07-09 20:54:38
● 2026-08-01 09:44:42

●A2606:4700:3033::ac43:a23d2026-07-09 → 2026-08-01 · 3 obs

○ 2026-06-16 04:47:02
● 2026-07-09 20:54:38
● 2026-08-01 09:44:42

○A2606:4700:3034::6815:51952026-05-11 → 2026-06-16 · 5 obs

○ 2026-04-09 10:00:28
● 2026-05-11 07:30:24
● 2026-06-16 04:47:02
○ 2026-07-09 20:54:38
○ 2026-08-01 09:44:42

○A2606:4700:3035::ac43:a23d2026-05-11 → 2026-06-16 · 5 obs

○ 2026-04-09 10:00:28
● 2026-05-11 07:30:24
● 2026-06-16 04:47:02
○ 2026-07-09 20:54:38
○ 2026-08-01 09:44:42

○A37.19.207.372026-03-25 → 2026-03-25 · 7 obs

○ 2026-03-08 23:00:44
● 2026-03-25 10:43:04
○ 2026-03-25 12:46:12
● 2026-03-25 17:06:00
● 2026-03-25 18:19:36
○ 2026-03-25 20:50:30
○ 2026-08-01 09:44:42

○A37.19.207.382026-04-09 → 2026-04-09 · 4 obs

○ 2026-03-25 20:50:30
● 2026-04-09 06:04:14
○ 2026-04-09 10:00:28
○ 2026-08-01 09:44:42

○A84.17.46.492026-03-08 → 2026-03-25 · 7 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
○ 2026-03-08 17:00:50
○ 2026-03-25 18:19:36
● 2026-03-25 20:50:30
○ 2026-04-09 06:04:14
○ 2026-08-01 09:44:42

○A84.17.46.532026-03-08 → 2026-04-09 · 10 obs

○ 2026-03-08 03:46:36
● 2026-03-08 17:00:50
● 2026-03-08 23:00:44
○ 2026-03-25 10:43:04
● 2026-03-25 12:46:12
○ 2026-03-25 17:06:00
○ 2026-04-09 06:04:14
● 2026-04-09 10:00:28
○ 2026-05-11 07:30:24
○ 2026-08-01 09:44:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
plexlibrary.com	cloe.ns.cloudflare.com, leonard.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.86

NS records: cloe.ns.cloudflare.com, leonard.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 912ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.162.61, 104.21.81.149`
AAAA	2	`2606:4700:3033::6815:5195, 2606:4700:3033::ac43:a23d`
NS	2	`cloe.ns.cloudflare.com, leonard.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cloe.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cloe.ns.cloudflare.com, cloe.ns.cloudflare.com, cloe.ns.cloudflare.com...)

Analysis

Hierarchy

ns2.plexlibrary.com and ns1.plexlibrary.com are both subdomains of plexlibrary.com.

IP Addresses

plexlibrary.com resolves to four IP addresses: 104.21.81.149, 172.67.162.61, 2606:4700:3033::6815:5195 and 2606:4700:3033::ac43:a23d.

danaheranimalhome.org.uk, httpx.pl, kharian.com.pk and two other host names share IP numbers with plexlibrary.com.

Name Servers

plexlibrary.com has two authoritative name servers — cloe.ns.cloudflare.com and leonard.ns.cloudflare.com.

plexlibrary.com uses the same name servers as several other domains — among them centraltime.com, beck.id, ginner.net and two more.

plexlibrary.com partially shares its NS delegation with several other domains, including majkl.me, homeserver.net, cardozovargas.com and two others.

These name servers regularly co-occur with the name servers susan.ns.cloudflare.com, norman.ns.cloudflare.com and jeff.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

cloe.ns.cloudflare.com points to 108.162.192.86, 172.64.32.86, 173.245.58.86 and 3 other IP addresses.

leonard.ns.cloudflare.com points to 108.162.195.54, 162.159.44.54, 172.64.35.54 and 3 other IP addresses.

Mail Servers

Mail for plexlibrary.com is handled by two mail servers — in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

plexlibrary.com uses an identical mail server configuration to several other domains — among them wonderdays.co.uk, munster.dev, prospero.live and two more.

plexlibrary.com has at least partial mail server overlap with other domains such as fortuni.net, www.graduation-invites.com, cleanscape.net and two more.

Hostnames that resolve to 8 IP addresses:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts that point to four IP numbers:

in2-smtp.messagingengine.com maps to the following IP addresses: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.