htc.com.vn - robtex.com
htc.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 123.30.185.45🇻🇳 VTN-1123.30.185.0/24 VNPT | ||||||
| PTR | host1.vdconline.vn | ||||||
| NS | ns1.vdconline.vn ⭐ | ||||||
| A | 14.225.41.137🇻🇳 VNPT-AS-VN14.225.41.0/24 VNPT | ||||||
| NS | ns2.vdconline.vn ⚠️ Not in zone NS records | ||||||
| A | 14.225.197.109🇻🇳 VNPT-AS-VN14.225.197.0/24 VNPT | ||||||
| MX | mx.inet.vn ⭐ | ||||||
| A | 103.72.96.6🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in.onemail.vn | ||||||
| A | 103.72.96.8🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in01.onemail.vn | ||||||
| A | 103.72.96.9🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in02.onemail.vn | ||||||
| A | 103.216.116.158🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN | ||||||
| PTR | mailgw.inet.vn | ||||||
| TXT | v=spf1 a mx include:_spf.inet.vn ~all | ||||||
| SOA | ns1.vdconline.vnvdconline@tld 2022-05-30 #45 | ||||||
com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2022808542 | ||||||
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
●NSns1.vdconline.vn2015-06-19 → 2026-07-16 · 2 obs
● 2026-07-16 22:55:46
●NSns2.vdconline.vn2026-06-07 → 2026-07-16 · 3 obs
● 2026-06-07 19:55:44
● 2026-07-16 22:55:46
○MXalt1.aspmx.l.google.com2015-06-19 → 2017-02-12 · 4 obs
● 2017-02-12 22:33:34
○ 2026-06-07 19:55:44
○ 2026-07-16 22:55:46
○MXalt2.aspmx.l.google.com2015-06-19 → 2017-02-12 · 4 obs
● 2017-02-12 22:33:34
○ 2026-06-07 19:55:44
○ 2026-07-16 22:55:46
○MXalt3.aspmx.l.google.com2017-02-12 → 2017-02-12 · 4 obs
● 2017-02-12 22:33:34
○ 2026-06-07 19:55:44
○ 2026-07-16 22:55:46
○MXalt4.aspmx.l.google.com2017-02-12 → 2017-02-12 · 4 obs
● 2017-02-12 22:33:34
○ 2026-06-07 19:55:44
○ 2026-07-16 22:55:46
○MXaspmx.l.google.com2015-06-19 → 2017-02-12 · 4 obs
● 2017-02-12 22:33:34
○ 2026-06-07 19:55:44
○ 2026-07-16 22:55:46
○MXaspmx2.googlemail.com2015-06-19 → 2016-03-08 · 4 obs
● 2016-03-08 23:52:50
○ 2017-02-12 22:33:34
○ 2026-07-16 22:55:46
○MXaspmx3.googlemail.com2015-06-19 → 2016-03-08 · 4 obs
● 2016-03-08 23:52:50
○ 2017-02-12 22:33:34
○ 2026-07-16 22:55:46
○MXaspmx4.googlemail.com2015-06-19 → 2016-03-08 · 4 obs
● 2016-03-08 23:52:50
○ 2017-02-12 22:33:34
○ 2026-07-16 22:55:46
○MXaspmx5.googlemail.com2015-06-19 → 2016-03-08 · 4 obs
● 2016-03-08 23:52:50
○ 2017-02-12 22:33:34
○ 2026-07-16 22:55:46
●MXmx.inet.vn2026-06-07 → 2026-07-16 · 3 obs
● 2026-06-07 19:55:44
● 2026-07-16 22:55:46
●A123.30.185.452015-06-19 → 2026-07-16 · 2 obs
● 2026-07-16 22:55:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| htc.com.vn | ns2.vdconline.vn, ns1.vdconline.vn | - |
✅ Authoritative Response
Server:14.225.41.137
NS records: ns2.vdconline.vn, ns1.vdconline.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htc.com.vn (unsigned zone)
⏱️ Timing
Total: 2005ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.30.185.45 |
| NS | 1 | ns1.vdconline.vn |
| MX | 1 | mx.inet.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.inet.vn ~all |
| SOA | 1 | ns1.vdconline.vn vdconline.tld |
Analysis
IP Addresses
htc.com.vn resolves to just one IP address, 123.30.185.45.
Two other host names, along with qlthi.ptdtntsathaykontum.edu.vn, twindovesgolf.vn and capnuocquangbinh.vn, also share IP numbers with htc.com.vn.
Name Servers
htc.com.vn has two authoritative name servers — ns1.vdconline.vn and ns2.vdconline.vn.
htc.com.vn shares its NS records with other domains, for example vinmartplus.com, tramhuongkhanhhoa.com.vn, nghean.gov.vn and two others.
The name servers for htc.com.vn overlap at least in part with those of other domains, including 101.168.103.in-addr.arpa and caobaquat.edu.vn.
Both ns1.vdconline.vn and ns2.vdconline.vn have a single IP address each — ns1.vdconline.vn resolves to 14.225.41.137 while ns2.vdconline.vn resolves to 14.225.197.109.
Mail Servers
The sole mail server for htc.com.vn is mx.inet.vn.
Among the domains sharing a mail server setup with htc.com.vn are nghiepvubinhduong.edu.vn, 5saoviet.com.vn, ctx.com.vn and two others.
There is at least a partial MX overlap between htc.com.vn and other domains, including davinet.vn, thanglongvn.com.vn, vnai.vn and two others.
These mail servers often co-occur with the mail servers mx1.onemail.vn.
The hostname mx.inet.vn resolves to the four IP addresses 103.72.96.6, 103.72.96.8, 103.72.96.9 and 103.216.116.158.