mail.iser.com.cn - robtex.com

mail.iser.com.cn

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:2972πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3036::ac43:a474πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.41.114Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.164.116πŸ‡ΊπŸ‡Έ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.41.114, 172.67.164.116
IPv6 hints2606:4700:3036::6815:2972, 2606:4700:3036::ac43:a474
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com

iser.com.cn

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:2972πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3036::ac43:a474πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.41.114Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.164.116πŸ‡ΊπŸ‡Έ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSamos.ns.cloudflare.com ⭐
NSteagan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.41.114, 172.67.164.116
IPv6 hints2606:4700:3036::6815:2972, 2606:4700:3036::ac43:a474
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOAamos.ns.cloudflare.comdns@cloudflare.com serial=2399902210

PTR for

Same first word

Similar names

DNS History

4 records (4 active, 0 former)

A104.21.41.114172.67.164.1162606:4700:3036::6815:29722606:4700:3036::ac43:a474
●A104.21.41.1142026-03-11 β†’ 2026-04-24 Β· 2 obs
● 2026-03-11 11:51:30
● 2026-04-24 10:59:36
●A172.67.164.1162026-03-11 β†’ 2026-04-24 Β· 2 obs
● 2026-03-11 11:51:30
● 2026-04-24 10:59:36
●A2606:4700:3036::6815:29722026-03-11 β†’ 2026-04-24 Β· 2 obs
● 2026-03-11 11:51:30
● 2026-04-24 10:59:36
●A2606:4700:3036::ac43:a4742026-03-11 β†’ 2026-04-24 Β· 2 obs
● 2026-03-11 11:51:30
● 2026-04-24 10:59:36

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
iser.com.cnamos.ns.cloudflare.com, teagan.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.35.120

NS records: amos.ns.cloudflare.com, teagan.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iser.com.cn (unsigned zone)

⏱️ Timing

Total: 835ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.41.114, 172.67.164.116
AAAA22606:4700:3036::ac43:a474, 2606:4700:3036::6815:2972
HTTPS1{"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.