mail.iser.com.cn - robtex.com
mail.iser.com.cn
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3036::6815:2972πΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a474πΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.41.114Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.164.116πΊπΈ 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 | 104.21.41.114, 172.67.164.116 | ||||||
| IPv6 hints | 2606:4700:3036::6815:2972, 2606:4700:3036::ac43:a474 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com | ||||||
iser.com.cn
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3036::6815:2972πΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a474πΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.41.114Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.164.116πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | amos.ns.cloudflare.com β | ||||||
| NS | teagan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.41.114, 172.67.164.116 | ||||||
| IPv6 hints | 2606:4700:3036::6815:2972, 2606:4700:3036::ac43:a474 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com | ||||||
| SOA | amos.ns.cloudflare.comdns@cloudflare.com serial=2399902210 | ||||||
PTR for
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
βA104.21.41.1142026-03-11 β 2026-04-24 Β· 2 obs
β 2026-03-11 11:51:30
β 2026-04-24 10:59:36
β 2026-04-24 10:59:36
βA172.67.164.1162026-03-11 β 2026-04-24 Β· 2 obs
β 2026-03-11 11:51:30
β 2026-04-24 10:59:36
β 2026-04-24 10:59:36
βA2606:4700:3036::6815:29722026-03-11 β 2026-04-24 Β· 2 obs
β 2026-03-11 11:51:30
β 2026-04-24 10:59:36
β 2026-04-24 10:59:36
βA2606:4700:3036::ac43:a4742026-03-11 β 2026-04-24 Β· 2 obs
β 2026-03-11 11:51:30
β 2026-04-24 10:59:36
β 2026-04-24 10:59:36
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| iser.com.cn | amos.ns.cloudflare.com, teagan.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.35.120
NS records: amos.ns.cloudflare.com, teagan.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for iser.com.cn (unsigned zone)
β±οΈ Timing
Total: 835ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.41.114, 172.67.164.116 |
| AAAA | 2 | 2606:4700:3036::ac43:a474, 2606:4700:3036::6815:2972 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
mail.iser.com.cn points to four IP numbers: 2606:4700:3036::6815:2972, 2606:4700:3036::ac43:a474, 104.21.41.114 and 172.67.164.116.
Other host names including cc809.com, playworld-online.com, www.bbinslv.com, verdaire.com and talencat.com share IP numbers with mail.iser.com.cn.