`plexlibrary.com`

DNSSEC	🔒 Signed (DS record present)
A	37.19.207.37^{🇺🇸 CDN7737.19.206.0/23 -ASH} ✓ In HTTPS hints
		PTR	`37-19-207-37.bunnyinfra.net`
NS	`ns1.plexlibrary.com` ⭐
		A	2400:52e0:fff0::1^{🇸🇮 BunnyCDN2400:52e0:fff0::/48 BUNNYWAY, informacijske storitve d.o.o Cesta komandanta Staneta 4A}
		A	91.200.176.1^{🇸🇮 BunnyCDN91.200.176.0/24}
			PTR	`kiki.bunny.net`
NS	`ns2.plexlibrary.com`
		A	2400:52e0:fff2::1^{🇸🇮 BunnyCDN2400:52e0:fff2::/48 BUNNYWAY, informacijske storitve d.o.o Cesta komandanta Staneta 4A}
		A	109.104.147.1^{🇸🇮 BunnyCDN109.104.147.0/24}
			PTR	`coco.bunny.net`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 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^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ~all`
HTTPS	HTTP/2, HTTP/1.1 📌 1 extra
		IPv4	37.19.207.37
		IPv6	2400:52e0:1a04::1310:1
SOA	`ns1.plexlibrary.com`admin@plexlibrary.com serial=2021728604

`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=1774434762

🔒 HSTS Preload (+subdomains)

Same first word

plexlibrary.com

DNS History

16 records (5 active, 11 former)

○NScoco.bunny.net2026-03-08 → 2026-03-08 · 4 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

○NSkiki.bunny.net2026-03-08 → 2026-03-08 · 4 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

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

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-03-25 10:43:04

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

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-03-25 10:43:04

●NSns1.plexlibrary.com2026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-08 23:00:44
● 2026-03-25 10:43:04

●NSns2.plexlibrary.com2026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-08 23:00:44
● 2026-03-25 10:43:04

●MXin1-smtp.messagingengine.com2026-03-08 → 2026-03-25 · 3 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-03-25 10:43:04

●MXin2-smtp.messagingengine.com2026-03-08 → 2026-03-25 · 3 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
● 2026-03-25 10:43:04

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

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-03-25 10:43:04

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

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-03-25 10:43:04

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

● 2015-07-06 22:41:06
○ 2015-11-21 20:43:44
○ 2026-03-25 10:43:04

○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
○ 2026-03-25 10:43:04

○A2400:52e0:1e01::883:12026-03-08 → 2026-03-08 · 3 obs

○ 2026-03-08 17:00:50
● 2026-03-08 23:00:44
○ 2026-03-25 10:43:04

●A37.19.207.372026-03-25 → 2026-03-25 · 2 obs

○ 2026-03-08 23:00:44
● 2026-03-25 10:43:04

○A84.17.46.492026-03-08 → 2026-03-08 · 4 obs

○ 2015-11-21 20:43:44
● 2026-03-08 03:46:36
○ 2026-03-08 17:00:50
○ 2026-03-25 10:43:04

○A84.17.46.532026-03-08 → 2026-03-08 · 4 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

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
plexlibrary.com	ns1.plexlibrary.com, ns2.plexlibrary.com	4 records

✅ Authoritative Response

Server:109.104.147.1

NS records: ns1.plexlibrary.com, ns2.plexlibrary.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 189ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.19.207.38`
AAAA	1	`2400:52e0:1a04::1310:1`
NS	2	`ns1.plexlibrary.com, ns2.plexlibrary.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":["h2",`
SOA	1	`ns1.plexlibrary.com admin.plexlibrary.co`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.plexlibrary.com, ns1.plexlibrary.com, ns2.plexlibrary.com...)

Analysis

IP Addresses

plexlibrary.com resolves to a single IP: 37.19.207.37.

Other host names, for instance beeearth.com, web-90s90s-image.b-cdn.net, conceptuate.com, trademarkmate.com and wizzy.fr share IP numbers with plexlibrary.com.

Name Servers

plexlibrary.com has two name servers: ns1.plexlibrary.com and ns2.plexlibrary.com.

Host names with two IP numbers:

ns1.plexlibrary.com points to: 2400:52e0:fff0::1 and 91.200.176.1; ns2.plexlibrary.com points to: 2400:52e0:fff2::1 and 109.104.147.1.

Mail Servers

plexlibrary.com is served by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

plexlibrary.com shares the mail server setup with other domains, for example wonderdays.co.uk, munster.dev, prospero.live, earthgrid.biz and kevfoo.com.

plexlibrary.com shares some mail servers with other domains, at least partially; for instance fortuni.net, barryschiffman.com, scanpublichealth.org, cleanscape.net and farleys.org.

Eight IP numbers for host names:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Four IP numbers for host names:

in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

plexlibrary.com - robtex.com

plexlibrary.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`plexlibrary.com`

`com`