rfcomm.cn - robtex.com

rfcomm.cn

DNSSEC⚠️ Not signed
NSns11.xincache.com ⭐
A2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40
A2402:4e00:1730::e🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40
A1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.180🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A125.94.59.210🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network
A129.211.176.209🇨🇳 TENCENT-NET-AP129.211.176.0/20
NSns12.xincache.com
A2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35
A1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM
A36.155.149.176🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)
A112.80.181.111🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network
A117.89.178.184🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC
A129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20
A163.177.5.23🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24
MXmxbiz1.qq.com ⭐
MXmxbiz2.qq.com(10)
SOAns11.xincache.comns12@xincache.com serial=1761209965

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034583387

Same first word

rfcomm.in
rfcomm.net
rfcomm.cn
rfcomm.com

Similar names

cfromm.com
cmform.de
cfromm.de
mcform.com
mcform.fr

DNS History

4 records (4 active, 0 former)

NSns11.xincache.comns12.xincache.comMXmxbiz1.qq.commxbiz2.qq.com
●NSns11.xincache.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-02-21 23:44:16
● 2026-03-24 23:59:40
●NSns12.xincache.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-02-21 23:44:16
● 2026-03-24 23:59:40
●MXmxbiz1.qq.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-02-21 23:44:16
● 2026-03-24 23:59:40
●MXmxbiz2.qq.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-02-21 23:44:16
● 2026-03-24 23:59:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
rfcomm.cnns11.xincache.com, ns12.xincache.com-

✅ Authoritative Response

Server:1.12.0.4

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfcomm.cn (unsigned zone)

⏱️ Timing

Total: 1020ms | Queries: -

📄 Records

TypeCountSample Data
NS2ns11.xincache.com, ns12.xincache.com
MX2mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)
SOA1ns11.xincache.com ns12.xincache.com

Analysis

Name Servers

Two name servers ns11.xincache.com and ns12.xincache.com are delegated to rfcomm.cn.

rfcomm.cn uses the same name server configuration as other domains, such as kimotool.com, suog.net, tofans.com, gaosutech.com and jnzlgc.cn.

rfcomm.cn at least partially shares name servers with other domains such as sccn.net.cn, unxco.com, ntfst.com, sdim.cn and starsoft.cn.

These name servers are often used together with ns19.xincache.com, ns20.xincache.com, ce1.xincache.com, ce2.xincache.com, ns15.xincache.com, ns16.xincache.com, f1g1ns1.dnspod.net, ns13.xincache.com, ns14.xincache.com and ns17.xincache.com.

Eight IP numbers for host names: ns11.xincache.com points to 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Seven IP numbers for host names: ns12.xincache.com points to 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Mail Servers

Two mail servers handle rfcomm.cn: mxbiz1.qq.com and mxbiz2.qq.com.

rfcomm.cn shares the same mail server setup as other domains, including aleah.tech, wynca-momentive.com, aruitech.com, rockmind.cn and 90yf.com.

rfcomm.cn shares some mail servers with other domains, for instance ufida-sh.cn and qzwidc.com.