mail.rustec.su - robtex.com
mail.rustec.su
| DNSSEC | β οΈ Not signed | ||||||
| A | 104.21.23.48Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.209.49πΊπΈ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 | 104.21.23.48, 172.67.209.49 | ||||||
rustec.su
| DNSSEC | β οΈ Not signed | ||||||
| A | 104.21.23.48Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.209.49πΊπΈ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | jeff.ns.cloudflare.com β | ||||||
| NS | roxy.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 | 104.21.23.48, 172.67.209.49 | ||||||
| SOA | jeff.ns.cloudflare.comdns@cloudflare.com serial=2399329278 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
βA104.21.23.482026-03-08 β 2026-03-24 Β· 2 obs
β 2026-03-08 10:17:28
β 2026-03-24 09:34:52
β 2026-03-24 09:34:52
βA172.67.209.492026-03-08 β 2026-03-24 Β· 2 obs
β 2026-03-08 10:17:28
β 2026-03-24 09:34:52
β 2026-03-24 09:34:52
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | 10 records |
| rustec.su | jeff.ns.cloudflare.com, roxy.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.59.124
NS records: jeff.ns.cloudflare.com, roxy.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for rustec.su (unsigned zone)
β±οΈ Timing
Total: 719ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.209.49, 104.21.23.48 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
π 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.