mail.rustec.su - robtex.com

mail.rustec.su

DNSSEC⚠️ Not signed
A104.21.23.48Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.209.49πŸ‡ΊπŸ‡Έ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.23.48, 172.67.209.49

rustec.su

DNSSEC⚠️ Not signed
A104.21.23.48Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.209.49πŸ‡ΊπŸ‡Έ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSjeff.ns.cloudflare.com ⭐
NSroxy.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.23.48, 172.67.209.49
SOAjeff.ns.cloudflare.comdns@cloudflare.com serial=2399329278

Same first word

Similar names

DNS History

2 records (2 active, 0 former)

A104.21.23.48172.67.209.49
●A104.21.23.482026-03-08 β†’ 2026-03-24 Β· 2 obs
● 2026-03-08 10:17:28
● 2026-03-24 09:34:52
●A172.67.209.492026-03-08 β†’ 2026-03-24 Β· 2 obs
● 2026-03-08 10:17:28
● 2026-03-24 09:34:52

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
sub.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...10 records
rustec.sujeff.ns.cloudflare.com, roxy.ns.cloudflare.com-

βœ… Authoritative Response

Server:173.245.59.124

NS records: jeff.ns.cloudflare.com, roxy.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rustec.su (unsigned zone)

⏱️ Timing

Total: 719ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.209.49, 104.21.23.48
HTTPS1{"priority":1,"target":".","alpn":["h3",

πŸ“Œ Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (b.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net...)

Analysis

IP Addresses

mail.rustec.su resolves to two IP numbers: 104.21.23.48 and 172.67.209.49.

Other host names, for instance theaterblicke.at, hello-world.simis.workers.dev, mantulsloteb.com, gdcxr.com and 307hdd4k.com share IP numbers with mail.rustec.su.