urcb.com - dns.ninja
urcb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.129.144.117🇨🇳 CHINANET-BACKBONE183.128.0.0/11 China Telecom Network | ||||||
| NS | vip3.alidns.com ⭐ | ||||||
| A | 2408:4009:500::3🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.3🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.5🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.210🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.40.136🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.26🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.10🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | vip4.alidns.com | ||||||
| A | 2408:4009:500::4🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.4🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.6🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.211🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.40.137🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.27🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.11🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| MX | urcb.com ⭐ | ||||||
| A | 183.129.144.117🇨🇳 CHINANET-BACKBONE183.128.0.0/11 China Telecom Network | ||||||
| TXT | v=spf1 ip4:183.129.144.117 ip4:183.129.144.125 ip4:112.17.77.169 -all | ||||||
| SOA | vip3.alidns.comhostmaster@hichina.com 2025-12-10 #11 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786148734 | ||||||
MX for
urcb.com |
Subdomains
wechat.urcb.com |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSdns.bizcn.com2017-06-04 → 2017-06-04 · 4 obs
● 2017-06-04 10:23:42
○ 2021-09-12 18:29:20
○ 2026-08-08 00:33:38
○NSns1.dns.com.cn2015-04-30 → 2017-06-04 · 4 obs
● 2017-06-04 10:23:42
○ 2021-09-12 18:29:20
○ 2026-08-08 00:33:38
○NSns2.dns.com.cn2015-04-30 → 2017-06-04 · 4 obs
● 2017-06-04 10:23:42
○ 2021-09-12 18:29:20
○ 2026-08-08 00:33:38
●NSvip3.alidns.com2021-09-12 → 2026-08-08 · 3 obs
● 2021-09-12 18:29:20
● 2026-08-08 00:33:38
●NSvip4.alidns.com2021-09-12 → 2026-08-08 · 3 obs
● 2021-09-12 18:29:20
● 2026-08-08 00:33:38
●MXurcb.com2021-09-12 → 2026-08-08 · 2 obs
● 2026-08-08 00:33:38
○A183.129.144.1152015-04-30 → 2017-06-04 · 4 obs
● 2017-06-04 10:23:42
○ 2021-09-12 18:29:20
○ 2026-08-08 00:33:38
●A183.129.144.1172021-09-12 → 2026-08-08 · 3 obs
● 2021-09-12 18:29:20
● 2026-08-08 00:33:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| urcb.com | vip3.alidns.com, vip4.alidns.com | 22 records |
✅ Authoritative Response
Server:121.40.6.163
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for urcb.com (unsigned zone)
⏱️ Timing
Total: 495ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.129.144.117 |
| NS | 2 | vip3.alidns.com, vip4.alidns.com |
| MX | 1 | urcb.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:183.129.144.117 ip4:183.129.1 |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 22
Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)
Analysis
Hierarchy
urcb.com is a parent domain of wechat.urcb.com.
Mail Server Role
urcb.com acts as its own mail server.
IP Addresses
urcb.com points to a single IP number: 183.129.144.117.
dnsdx.zjurb.com, dnsdx.qzcurb.com, dnsdx.jyczbank.com and dnsdx.hjurb.com are examples of host names that share IP numbers with urcb.com.
Name Servers
Two name servers handle the delegation for urcb.com: vip3.alidns.com and vip4.alidns.com.
urcb.com shares its name server setup with other domains, including yourmusic.fun, byted.org, icnctp.com and two others.
urcb.com shares at least some of its name servers with other domains, including beta-dns.com, nnetpro.com, 74.cn and two others.
These name servers are frequently paired with the name servers vip1.alidns.com and vip2.alidns.com.
Host names with 7 IP numbers:
vip3.alidns.com resolves to 8.212.93.3, 140.205.1.5 and 170.33.32.210 among others, with 4 other IP addresses in total.
vip4.alidns.com resolves to 8.212.93.4, 140.205.1.6 and 170.33.32.211 among others, with 4 other IP addresses in total.
Mail Servers
urcb.com has a single mail server: urcb.com itself.
urcb.com carries a single IP number, which is 183.129.144.117.