mx.rdsb.cn - robtex.com
mx.rdsb.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:cb9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8442🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.12.185Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.132.66🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.12.185, 172.67.132.66 | ||||||
| IPv6 | 2606:4700:3035::6815:cb9, 2606:4700:3037::ac43:8442 | ||||||
rdsb.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:cb9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8442🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.12.185Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.132.66🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kipp.ns.cloudflare.com ⭐ | ||||||
| NS | sydney.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.12.185, 172.67.132.66 | ||||||
| IPv6 | 2606:4700:3035::6815:cb9, 2606:4700:3037::ac43:8442 | ||||||
| SOA | kipp.ns.cloudflare.comdns@cloudflare.com serial=2399938780 | ||||||
Previously MX for
Same first word
Similar names
xm.am |
xm.money |
xm.be |
xm.cz |
xm.hk.cn |
xm.fj.cn |
xm.pl |
xm.vn.ua |
xm.house |
xm.mk |
xm.com |
xm.biz |
xm.media |
xm.fyi |
xm.pe |
xm.wtf |
xm.nl |
xm.cn |
xm.gov.cn |
xm.city |
xm.ca |
xm.ee |
xm.ae |
xm.lc |
xm.chat |
xm.life |
xm.net |
DNS History
5 records (4 active, 1 former)
●A104.21.12.1852026-03-26 → 2026-03-26 · 2 obs
○ 2015-08-21 17:22:50
● 2026-03-26 16:34:28
● 2026-03-26 16:34:28
●A172.67.132.662026-03-26 → 2026-03-26 · 2 obs
○ 2015-08-21 17:22:50
● 2026-03-26 16:34:28
● 2026-03-26 16:34:28
○A211.152.42.232015-08-21 → 2015-08-21 · 2 obs
● 2015-08-21 17:22:50
○ 2026-03-26 16:34:28
○ 2026-03-26 16:34:28
●A2606:4700:3035::6815:cb92026-03-26 → 2026-03-26 · 2 obs
○ 2015-08-21 17:22:50
● 2026-03-26 16:34:28
● 2026-03-26 16:34:28
●A2606:4700:3037::ac43:84422026-03-26 → 2026-03-26 · 2 obs
○ 2015-08-21 17:22:50
● 2026-03-26 16:34:28
● 2026-03-26 16:34:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn... | - |
| rdsb.cn | kipp.ns.cloudflare.com, sydney.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.102
NS records: kipp.ns.cloudflare.com, sydney.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rdsb.cn (unsigned zone)
⏱️ Timing
Total: 2224ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.12.185, 172.67.132.66 |
| AAAA | 2 | 2606:4700:3035::6815:cb9, 2606:4700:3037::ac43:8442 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
mx.rdsb.cn refers to four IP numbers: 2606:4700:3035::6815:cb9, 2606:4700:3037::ac43:8442, 104.21.12.185 and 172.67.132.66.
Other host names, for instance www.weightlossdietforum.com, ads.beloitonline.us, ipenger.com, padprinters.in and mag-byte.site share IP numbers with mx.rdsb.cn.