hkuctc.com - robtex.com
hkuctc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.8.202.210🇭🇰 HKU-AS-HK147.8.0.0/16 The University of Hong Kong Information Technology Services 1/F, Library Building (Old Wing) The University of Hong Kong | ||||||
| NS | ns07.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2170::4🇺🇸 GODADDY-DNS2603:5:2170::/44 | ||||||
| PTR | ns07.domaincontrol.com | ||||||
| A | 97.74.103.4🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns07.domaincontrol.com | ||||||
| NS | ns08.domaincontrol.com | ||||||
| A | 2603:5:2270::4🇺🇸 GODADDY-DNS2603:5:2270::/44 | ||||||
| PTR | ns08.domaincontrol.com | ||||||
| A | 173.201.71.4🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns08.domaincontrol.com | ||||||
| MX | mxa.mailgun.org ⭐ | ||||||
| A | 34.160.13.42🇺🇸 Google34.160.0.0/16 | ||||||
| PTR | 42.13.160.34.bc.googleusercontent.com | ||||||
| MX | mxb.mailgun.org ⭐ | ||||||
| A | 34.160.13.42🇺🇸 Google34.160.0.0/16 | ||||||
| PTR | 42.13.160.34.bc.googleusercontent.com | ||||||
| TXT | v=spf1 include:mailgun.org ~all | ||||||
| SOA | ns07.domaincontrol.comdns@jomax.net 2025-08-20 #1 | ||||||
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=1771291435 | ||||||
Subdomains
www.hkuctc.com |
Same first word
hkuctc.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSns07.domaincontrol.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 01:00:32
● 2026-03-24 01:00:36
●NSns08.domaincontrol.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 01:00:32
● 2026-03-24 01:00:36
○NSns1.udomain.net2015-06-12 → 2017-10-18 · 4 obs
● 2017-10-18 02:09:40
○ 2026-03-24 01:00:32
○ 2026-03-24 01:00:36
○NSns2.udomain.net2015-06-12 → 2017-10-18 · 4 obs
● 2017-10-18 02:09:40
○ 2026-03-24 01:00:32
○ 2026-03-24 01:00:36
●MXmxa.mailgun.org2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 01:00:36
●MXmxb.mailgun.org2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 01:00:36
●A147.8.202.2102026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 01:00:32
● 2026-03-24 01:00:36
○A202.189.124.322015-06-12 → 2017-10-18 · 4 obs
● 2017-10-18 02:09:40
○ 2026-03-24 01:00:32
○ 2026-03-24 01:00:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| hkuctc.com | ns07.domaincontrol.com, ns08.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.71.4
NS records: ns07.domaincontrol.com, ns08.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hkuctc.com (unsigned zone)
⏱️ Timing
Total: 224ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.8.202.210 |
| NS | 2 | ns07.domaincontrol.com, ns08.domaincontrol.com |
| MX | 2 | mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10) |
| TXT | 1 | v=spf1 include:mailgun.org ~all |
| SOA | 1 | ns07.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns07.domaincontrol.com, ns07.domaincontrol.com, ns08.domaincontrol.com...)
Analysis
Hierarchy
hkuctc.com is the parent of www.hkuctc.com.
IP Addresses
hkuctc.com points to a single IP number: 147.8.202.210.
Other host names like www.ctc.hku.hk and ctc.hku.hk share IP numbers with hkuctc.com.
Name Servers
hkuctc.com is delegated to two name servers: ns07.domaincontrol.com and ns08.domaincontrol.com.
hkuctc.com shares the same name server setup as other domains, for example audiohouze.com, fineartforsmallspaces.com, jensimpson.com, colombiaespassion.net and averware.com.
hkuctc.com at least partially shares its name servers with other domains, for instance isonohealth.com.
Host names with two IP numbers:
ns07.domaincontrol.com points to 2603:5:2170::4 and 97.74.103.4
ns08.domaincontrol.com points to 2603:5:2270::4 and 173.201.71.4
Mail Servers
hkuctc.com is handled by two mail servers: mxa.mailgun.org and mxb.mailgun.org.
hkuctc.com shares the same mail server setup as other domains, for instance www.gogigit.com, cmpml.revampcrm.com, ryanford.info, marechek.com and pepprpublishing.com.
hkuctc.com shares mail servers with other domains at least partially, including camping-pinede.com, dapulseaddicts.com, jpmarkets.co.za, w2hostng.com.br and diegocastroviadero.com.
Host names with a single IP number:
mxa.mailgun.org points to 34.160.13.42 and mxb.mailgun.org points to 34.160.13.42.
Host names that point to 34.160.13.42: mxa.mailgun.org and mxb.mailgun.org.