rtc.cc - dns.ninja
rtc.cc
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns19.hichina.com ⭐ | ||||||
| A | 2408:4009:501::27🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.100🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.110🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns20.hichina.com | ||||||
| A | 2408:4009:501::28🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.98🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.108🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| MX | mxn.mxhichina.com ⭐ | ||||||
| A | 47.246.136.231🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud | ||||||
| PTR | cz-clare.com | ||||||
| PTR | reachsmartdwell.com | ||||||
| PTR | wevolt.tech | ||||||
| A | 47.246.137.47🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud | ||||||
| MX | mxw.mxhichina.com(10) | ||||||
| A | 47.246.99.195🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object | ||||||
| PTR | reachsmartdwell.com | ||||||
| TXT | v=spf1 include:spf.mxhichina.com -all | ||||||
| SOA | dns19.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
cc
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ac1.nstld.com ⭐ | ||||||
| NS | ac2.nstld.com | ||||||
| NS | ac3.nstld.com | ||||||
| NS | ac4.nstld.com | ||||||
| SOA | ac1.nstld.cominfo@verisign-grs.com serial=1783740430 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns19.hichina.com2015-08-31 → 2026-07-11 · 2 obs
● 2026-07-11 03:35:00
●NSdns20.hichina.com2015-08-31 → 2026-07-11 · 2 obs
● 2026-07-11 03:35:00
●MXmxn.mxhichina.com2015-08-31 → 2026-07-11 · 2 obs
● 2026-07-11 03:35:00
●MXmxw.mxhichina.com2015-08-31 → 2026-07-11 · 2 obs
● 2026-07-11 03:35:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cc | ac1.nstld.com, ac2.nstld.com, ac3.nstld.com, ac4.nstld.com | - |
| rtc.cc | dns19.hichina.com, dns20.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.200
NS records: dns19.hichina.com, dns20.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtc.cc (unsigned zone)
⏱️ Timing
Total: 1316ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns19.hichina.com, dns20.hichina.com |
| MX | 2 | mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mxhichina.com -all |
| SOA | 1 | dns19.hichina.com hostmaster.hichina.com |
Analysis
Name Servers
rtc.cc uses two name servers for its delegation: dns19.hichina.com and dns20.hichina.com.
rtc.cc has the same name server delegation as a number of other domains, such as lcgdjs.com, haodianzhu.com.cn, tutou.com.cn and two more.
rtc.cc has name servers in common with a number of other domains — kinohumar.com, flowsmart.com.cn, monza.cn and cttsn.com among them.
These name servers frequently co-occur with the name servers expirens3.hichina.com and expirens4.hichina.com.
Host names resolving to 9 IP numbers:
Hostname dns19.hichina.com directs to 39.96.153.40, 39.96.153.60 and 47.118.199.200 along with 6 other IP addresses.
Hostname dns20.hichina.com directs to 39.96.153.38, 39.96.153.61 and 47.118.199.198 along with 6 other IP addresses.
Mail Servers
The MX records for rtc.cc point to two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.
rtc.cc has the same mail server arrangement as a number of other domains, for example 021ftp.cn, sz-huaya.com, yangguohong.com and two more.
rtc.cc shares at least some of its mail servers with other domains — for example dlchem.com, youtulink.com, n-orion.com and two more.
It is common to find these mail servers paired with the mail servers mx3.qiye.aliyun.com.
Hosts with two IP numbers each:
mxn.mxhichina.com directs traffic to 47.246.136.231 and 47.246.137.47.
Hosts that resolve to one IP address:
mxw.mxhichina.com has the IP address 47.246.99.195.