mx2.isir.fr - robtex.com
mx2.isir.fr
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3030::6815:47f9πΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:ac9bπΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.71.249Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.172.155πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.71.249, 172.67.172.155 | ||||||
| IPv6 hints | 2606:4700:3030::6815:47f9, 2606:4700:3034::ac43:ac9b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
isir.fr
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3030::6815:47f9πΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:ac9bπΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.71.249Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.172.155πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | blair.ns.cloudflare.com β | ||||||
| NS | edward.ns.cloudflare.com | ||||||
| MX | _dc-mx.2c5ead62416f.isir.fr β | ||||||
| MX | _dc-mx.a0dfc0d3af3d.isir.fr β | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.71.249, 172.67.172.155 | ||||||
| IPv6 hints | 2606:4700:3030::6815:47f9, 2606:4700:3034::ac43:ac9b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com | ||||||
| SOA | blair.ns.cloudflare.comdns@cloudflare.com serial=2407886608 | ||||||
Previously MX for
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
βA104.21.71.2492026-07-08 β 2026-08-11 Β· 3 obs
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA172.67.172.1552026-07-08 β 2026-08-11 Β· 3 obs
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA185.65.56.1592026-03-09 β 2026-06-17 Β· 4 obs
β 2026-03-09 13:54:36
β 2026-06-17 15:15:38
β 2026-07-05 05:28:02
β 2026-08-11 02:33:48
β 2026-06-17 15:15:38
β 2026-07-05 05:28:02
β 2026-08-11 02:33:48
βA188.114.96.02026-07-05 β 2026-07-05 Β· 4 obs
β 2026-06-17 15:15:38
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA188.114.97.02026-07-05 β 2026-07-05 Β· 4 obs
β 2026-06-17 15:15:38
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA2606:4700:3030::6815:47f92026-07-08 β 2026-08-11 Β· 3 obs
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA2606:4700:3034::ac43:ac9b2026-07-08 β 2026-08-11 Β· 3 obs
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA2a06:98c1:3120::2026-07-05 β 2026-07-05 Β· 4 obs
β 2026-06-17 15:15:38
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
βA2a06:98c1:3121::2026-07-05 β 2026-07-05 Β· 4 obs
β 2026-06-17 15:15:38
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
β 2026-07-05 05:28:02
β 2026-07-08 18:07:00
β 2026-08-11 02:33:48
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | f.ext.nic.fr, d.nic.fr, g.ext.nic.fr | - |
| isir.fr | blair.ns.cloudflare.com, edward.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.34.121
NS records: blair.ns.cloudflare.com, edward.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for isir.fr (unsigned zone)
β±οΈ Timing
Total: 2056ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.71.249, 172.67.172.155 |
| AAAA | 2 | 2606:4700:3034::ac43:ac9b, 2606:4700:3030::6815:47f9 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
mx2.isir.fr directs to four IP numbers, which are 104.21.71.249, 172.67.172.155, 2606:4700:3030::6815:47f9 and 2606:4700:3034::ac43:ac9b.
Two other host names, along with yus8.com, richmondlive.org and www.jumput.click, also share IP numbers with mx2.isir.fr.