mx1.rf2.ru - robtex.com
mx1.rf2.ru
| DNSSEC | β οΈ Not signed | ||||||
| A | 104.21.89.123Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.159.83πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.89.123, 172.67.159.83 | ||||||
rf2.ru
| DNSSEC | β οΈ Not signed | ||||||
| A | 104.21.89.123Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.159.83πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | hugh.ns.cloudflare.com β | ||||||
| NS | jacqueline.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.89.123, 172.67.159.83 | ||||||
| SOA | hugh.ns.cloudflare.comdns@cloudflare.com serial=2399080938 | ||||||
Same first word
Similar names
DNS History
3 records (2 active, 1 former)
βA104.21.89.1232026-04-07 β 2026-04-12 Β· 2 obs
β 2026-04-07 14:05:32
β 2026-04-12 13:57:10
β 2026-04-12 13:57:10
βA172.67.159.832026-04-07 β 2026-04-12 Β· 2 obs
β 2026-04-07 14:05:32
β 2026-04-12 13:57:10
β 2026-04-12 13:57:10
βA178.208.83.912026-04-07 β 2026-04-12 Β· 2 obs
β 2026-04-07 14:05:32
β 2026-04-12 13:57:10
β 2026-04-12 13:57:10
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| rf2.ru | jacqueline.ns.cloudflare.com, hugh.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.34.132
NS records: jacqueline.ns.cloudflare.com, hugh.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for rf2.ru (unsigned zone)
β±οΈ Timing
Total: 705ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.159.83, 104.21.89.123 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
mx1.rf2.ru points to two IP numbers: 104.21.89.123 and 172.67.159.83.
Other host names, for instance zenhub.it, bitittan.com, lordfilm-dux.ru, dns1.load.co.il and xornavelo.top share IP numbers with mx1.rf2.ru.