postmaster.listingbook.com - robtex.com

postmaster.listingbook.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:3524🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:d058🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.53.36Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.208.88🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.53.36, 172.67.208.88
IPv6 hints2606:4700:3031::6815:3524, 2606:4700:3032::ac43:d058
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com

listingbook.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:3524🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:d058🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.53.36Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.208.88🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelle.ns.cloudflare.com ⭐
NSjavier.ns.cloudflare.com
TXT1efbcf5843f05e0e59c3e163bc5bb23c76cf20e1
TXTgoogle-site-verification=b1c_sSvi1V8Yu-6jhhTqjOWDcyC3p5jPqPjWZqi_0HQ
TXTgoogle-site-verification=iJcBBGInCpshCrFg8yHLXH-jTimCdkCgxirnPtbi2IU
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.53.36, 172.67.208.88
IPv6 hints2606:4700:3031::6815:3524, 2606:4700:3032::ac43:d058
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com
SOAelle.ns.cloudflare.comdns@cloudflare.com serial=2401290144
WOT: SAFE (65/100)
rank #913885 globally
rank #412410 in the tld
WOT: SAFE (83/100)

Same first word

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metasports.com.py
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sportteams.com
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smartposte.com
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sportteams.net
masterspot.com
metasports.eu
stampstore.net.au
metasports.com.br
topmasters.eu
spotmaster.de
spotmaster.app
teamsports.de
sportsteam.org
stopstream.us
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topstreams.tv
tesmasport.si
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sportmates.com
teamsports.cn
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sportsteam.de
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smartepost.com

DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.53.36172.67.208.882606:4700:3031::6815:35242606:4700:3032::ac43:d05874.202.231.104
●A104.21.53.362026-03-27 → 2026-04-15 · 3 obs
○ 2016-04-22 09:02:52
● 2026-03-27 17:58:18
● 2026-04-15 00:18:28
●A172.67.208.882026-03-27 → 2026-04-15 · 3 obs
○ 2016-04-22 09:02:52
● 2026-03-27 17:58:18
● 2026-04-15 00:18:28
●A2606:4700:3031::6815:35242026-03-27 → 2026-04-15 · 3 obs
○ 2016-04-22 09:02:52
● 2026-03-27 17:58:18
● 2026-04-15 00:18:28
●A2606:4700:3032::ac43:d0582026-03-27 → 2026-04-15 · 3 obs
○ 2016-04-22 09:02:52
● 2026-03-27 17:58:18
● 2026-04-15 00:18:28
○A74.202.231.1042015-06-25 → 2016-04-22 · 4 obs
● 2015-06-25 03:23:08
● 2016-04-22 09:02:52
○ 2026-03-27 17:58:18
○ 2026-04-15 00:18:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net...-
listingbook.comelle.ns.cloudflare.com, javier.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.110

NS records: elle.ns.cloudflare.com, javier.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for listingbook.com (unsigned zone)

⏱️ Timing

Total: 120ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.53.36, 172.67.208.88
AAAA22606:4700:3032::ac43:d058, 2606:4700:3031::6815:3524
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

postmaster.listingbook.com maps to four IP numbers: 2606:4700:3031::6815:3524, 2606:4700:3032::ac43:d058, 104.21.53.36 and 172.67.208.88.

Other host names, for instance ecoledy.pl, avegatent.ru, www.aurven.com, piers-rogers.com and mail.listingbook.com share IP numbers with postmaster.listingbook.com.