mail.1636c.com - robtex.com

mail.1636c.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:d401🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3567🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.53.103Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.1🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.53.103, 172.67.212.1
IPv6 hints2606:4700:3034::ac43:d401, 2606:4700:3035::6815:3567
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com

1636c.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:d401🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:3567🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.53.103Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.1🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjerry.ns.cloudflare.com ⭐
NSsydney.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.53.103, 172.67.212.1
IPv6 hints2606:4700:3034::ac43:d401, 2606:4700:3035::6815:3567
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOAjerry.ns.cloudflare.comdns@cloudflare.com serial=2397301549

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DNS History

4 records (4 active, 0 former)

A104.21.53.103172.67.212.12606:4700:3034::ac43:d4012606:4700:3035::6815:3567
●A104.21.53.1032026-03-04 → 2026-04-12 · 2 obs
● 2026-03-04 00:55:46
● 2026-04-12 06:19:22
●A172.67.212.12026-03-04 → 2026-04-12 · 2 obs
● 2026-03-04 00:55:46
● 2026-04-12 06:19:22
●A2606:4700:3034::ac43:d4012026-03-04 → 2026-04-12 · 2 obs
● 2026-03-04 00:55:46
● 2026-04-12 06:19:22
●A2606:4700:3035::6815:35672026-03-04 → 2026-04-12 · 2 obs
● 2026-03-04 00:55:46
● 2026-04-12 06:19:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
1636c.comjerry.ns.cloudflare.com, sydney.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.102

NS records: jerry.ns.cloudflare.com, sydney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1636c.com (unsigned zone)

⏱️ Timing

Total: 81ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.212.1, 104.21.53.103
AAAA22606:4700:3035::6815:3567, 2606:4700:3034::ac43:d401
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.1636c.com points to four IP numbers: 2606:4700:3034::ac43:d401, 2606:4700:3035::6815:3567, 104.21.53.103 and 172.67.212.1.

For instance, other host names m3u8player.online, zahlerit.com, www.coolwebs.com.au, admakeindia.com and www.jurismedia.com share IP numbers with mail.1636c.com.