html.tuxnerd.substack.com - robtex.com

html.tuxnerd.substack.com

DNSSEC⚠️ Not signed
A2606:4700:4400::ac40:9638πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:4400::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:440b::6812:25c8πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:440b::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.18.37.200Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.64.150.56πŸ‡ΊπŸ‡Έ Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.18.37.200, 172.64.150.56
IPv62606:4700:4400::ac40:9638, 2606:4700:440b::6812:25c8

tuxnerd.substack.com

DNSSEC⚠️ Not signed
A2606:4700:4400::ac40:9638πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:4400::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:440b::6812:25c8πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:440b::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.18.37.200Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.64.150.56πŸ‡ΊπŸ‡Έ Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.18.37.200, 172.64.150.56
IPv62606:4700:4400::ac40:9638, 2606:4700:440b::6812:25c8

Same first word

Similar names

DNS History

4 records (4 active, 0 former)

A104.18.37.200172.64.150.562606:4700:4400::ac40:96382606:4700:440b::6812:25c8
●A104.18.37.2002026-03-13 β†’ 2026-03-25 Β· 2 obs
● 2026-03-13 01:40:18
● 2026-03-25 18:22:22
●A172.64.150.562026-03-13 β†’ 2026-03-25 Β· 2 obs
● 2026-03-13 01:40:18
● 2026-03-25 18:22:22
●A2606:4700:4400::ac40:96382026-03-13 β†’ 2026-03-25 Β· 2 obs
● 2026-03-13 01:40:18
● 2026-03-25 18:22:22
●A2606:4700:440b::6812:25c82026-03-13 β†’ 2026-03-25 Β· 2 obs
● 2026-03-13 01:40:18
● 2026-03-25 18:22:22

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
substack.comlee.ns.cloudflare.com, ali.ns.cloudflare.com12 records

βœ… Authoritative Response

Server:108.162.192.59

NS records: lee.ns.cloudflare.com, ali.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substack.com (unsigned zone)

⏱️ Timing

Total: 87ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.64.150.56, 104.18.37.200
AAAA22606:4700:4400::ac40:9638, 2606:4700:440b::6812:25c8
HTTPS1{"priority":1,"target":".","alpn":["h3",

πŸ“Œ Glue Records Collected

Total: 12

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

Analysis

IP Addresses

html.tuxnerd.substack.com refers to four IP numbers: 2606:4700:4400::ac40:9638, 2606:4700:440b::6812:25c8, 104.18.37.200 and 172.64.150.56.

Other host names, for instance jimit105.substack.com, tenpolicyupdates.substack.com, quit-waiting-for-payday-9-fast-online.p.edwardmwakana.pub.open.substack.com, umut942864.substack.com and hwol.substack.com share IP numbers with html.tuxnerd.substack.com.