crcopen.com - dns.ninja
crcopen.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.184.177.158🇭🇰 HUTCHISON-AS-AP203.184.160.0/19 HGC Global Communications Limited 9/F Hutchison Telecom Tower 99 Cheung Fai Road | ||||||
| NS | vm21.ix02.xen.hk ⭐ | ||||||
| A | 202.181.187.21🇭🇰 HKCIX-AS-AP202.181.187.0/24 Route Object for 202.181.187.0/24 | ||||||
| PTR | vm21.ix01.xen.hk | ||||||
| NS | dns.ix01.xen.hk ⚠️ Not in parent delegation | ||||||
| A | 202.181.187.2🇭🇰 HKCIX-AS-AP202.181.187.0/24 Route Object for 202.181.187.0/24 | ||||||
| PTR | vm2.ix01.xen.hk | ||||||
| NS | dns.ix02.xen.hk ⚠️ Not in parent delegation | ||||||
| A | 202.181.187.62🇭🇰 HKCIX-AS-AP202.181.187.0/24 Route Object for 202.181.187.0/24 | ||||||
| PTR | vm62.ix01.xen.hk | ||||||
| NS | dns01.hkservice.com ⚠️ Not in zone NS records | ||||||
| A | 202.181.187.2🇭🇰 HKCIX-AS-AP202.181.187.0/24 Route Object for 202.181.187.0/24 | ||||||
| PTR | vm2.ix01.xen.hk | ||||||
| NS | dns02.hkservice.com ⚠️ Not in zone NS records | ||||||
| A | 202.181.187.62🇭🇰 HKCIX-AS-AP202.181.187.0/24 Route Object for 202.181.187.0/24 | ||||||
| PTR | vm62.ix01.xen.hk | ||||||
| MX | mail01.crchk.com ⭐ | ||||||
| TXT | v=spf1 a mx a:crcopen.com ip4:203.184.177.158 ~all | ||||||
| SOA | vm21.ix02.xen.hkroot@vm21.ix02.xen.hk serial=1626350364 | ||||||
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=1786908129 | ||||||
Same first word
crcopen.com |
Similar names
DNS History
8 records (7 active, 1 former)
●NSdns.ix01.xen.hk2026-03-29 → 2026-08-16 · 3 obs
● 2026-03-29 17:09:28
● 2026-08-16 19:29:52
●NSdns.ix02.xen.hk2026-03-29 → 2026-08-16 · 3 obs
● 2026-03-29 17:09:28
● 2026-08-16 19:29:52
●NSdns01.hkservice.com2008-11-21 → 2026-08-16 · 2 obs
● 2026-08-16 19:29:52
●NSdns02.hkservice.com2008-11-21 → 2026-08-16 · 2 obs
● 2026-08-16 19:29:52
●NSvm21.ix02.xen.hk2026-03-29 → 2026-08-16 · 3 obs
● 2026-03-29 17:09:28
● 2026-08-16 19:29:52
○A125.215.173.992008-11-21 → 2017-04-19 · 4 obs
● 2017-04-19 00:26:24
○ 2026-03-29 17:09:28
○ 2026-08-16 19:29:52
●A203.184.177.1582026-03-29 → 2026-08-16 · 3 obs
● 2026-03-29 17:09:28
● 2026-08-16 19:29:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| crcopen.com | dns01.hkservice.com, dns02.hkservice.com | 2 records |
✅ Authoritative Response
Server:202.181.187.2
NS records: dns01.hkservice.com, dns02.hkservice.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crcopen.com (unsigned zone)
⏱️ Timing
Total: 478ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.184.177.158 |
| NS | 2 | dns.ix02.xen.hk, dns.ix01.xen.hk |
| MX | 1 | mail01.crchk.com (pri: 5) |
| TXT | 1 | v=spf1 a mx a:crcopen.com ip4:203.184.17 |
| SOA | 1 | vm21.ix02.xen.hk root.vm21.ix02.xen.hk |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns01.hkservice.com, dns02.hkservice.com)
Analysis
IP Addresses
crcopen.com resolves to just one IP address, 203.184.177.158.
Name Servers
crcopen.com delegates to five name servers: dns01.hkservice.com, dns02.hkservice.com, dns.ix01.xen.hk and two others.
At least some of crcopen.com's name servers are shared with other domains, for example tsoww.com, youngvision.com.hk, hkservice.com and two more.
These name servers tend to co-occur with dns.ix02.xen.hk, vm21.ix02.xen.hk, vm20.ix02.xen.hk and 7 other name servers in the same DNS delegations.
Host names that point to one IP address:
dns01.hkservice.com points to the IP address 202.181.187.2.
dns02.hkservice.com points to the IP address 202.181.187.62.
dns.ix01.xen.hk points to the IP address 202.181.187.2.
dns.ix02.xen.hk points to the IP address 202.181.187.62.
vm21.ix02.xen.hk points to the IP address 202.181.187.21.
These two host names — dns01.hkservice.com and dns.ix01.xen.hk — each point to 202.181.187.2 IP addresses.
These two host names — dns02.hkservice.com and dns.ix02.xen.hk — each point to 202.181.187.62 IP addresses.