answer.vn - dns.ninja
answer.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 14.225.7.209🇻🇳 VNPT-AS-VN14.225.7.0/24 VNPT | ||||||
| NS | ns1.pavietnam.vn ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns1.dotvndns.vn ⚠️ Not in zone NS records | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns2.dotvndns.vn ⚠️ Not in zone NS records | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | ns2.pavietnam.vn ⚠️ Not in parent delegation | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.dotvndns.com ⚠️ Not in zone NS records | ||||||
| A | 2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | nsbak.dotvndns.com | ||||||
| A | 112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns8922.dotvndns.vn | ||||||
| MX | mail.answer.vn ⭐ | ||||||
| A | 14.225.7.209🇻🇳 VNPT-AS-VN14.225.7.0/24 VNPT | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.pavietnam.vnhostmaster@answer.vn 2025-05-12 #27 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2031066965 | ||||||
Subdomains
Same first word
Similar names
DNS History
16 records (7 active, 9 former)
○NSdns0.zoneedit.com2015-06-17 → 2016-05-04 · 4 obs
● 2016-05-04 18:58:54
○ 2018-07-09 19:55:20
○ 2026-08-03 03:54:26
○NSdns23.fpt.vn2018-07-09 → 2018-07-09 · 4 obs
● 2018-07-09 19:55:20
○ 2026-02-28 08:51:00
○ 2026-08-03 03:54:26
○NSdns24.fpt.vn2018-07-09 → 2018-07-09 · 4 obs
● 2018-07-09 19:55:20
○ 2026-02-28 08:51:00
○ 2026-08-03 03:54:26
●NSns1.dotvndns.vn2026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
●NSns1.pavietnam.vn2026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
●NSns2.dotvndns.vn2026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
●NSns2.pavietnam.vn2026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
○NSns7.zoneedit.com2015-06-17 → 2016-05-04 · 4 obs
● 2016-05-04 18:58:54
○ 2018-07-09 19:55:20
○ 2026-08-03 03:54:26
○NSns9.zoneedit.com2015-06-17 → 2016-05-04 · 4 obs
● 2016-05-04 18:58:54
○ 2018-07-09 19:55:20
○ 2026-08-03 03:54:26
●NSnsbak.dotvndns.com2026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
●MXmail.answer.vn2026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
○MXmx.zohomail.com2018-07-09 → 2018-07-09 · 3 obs
○ 2026-02-28 08:51:00
○ 2026-08-03 03:54:26
○MXmx2.zohomail.com2018-07-09 → 2018-07-09 · 3 obs
○ 2026-02-28 08:51:00
○ 2026-08-03 03:54:26
○A123.30.187.2002018-07-09 → 2018-07-09 · 4 obs
● 2018-07-09 19:55:20
○ 2026-02-28 08:51:00
○ 2026-08-03 03:54:26
●A14.225.7.2092026-02-28 → 2026-08-03 · 3 obs
● 2026-02-28 08:51:00
● 2026-08-03 03:54:26
○A209.99.16.142015-06-17 → 2016-05-04 · 4 obs
● 2016-05-04 18:58:54
○ 2018-07-09 19:55:20
○ 2026-08-03 03:54:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| answer.vn | ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for answer.vn (unsigned zone)
⏱️ Timing
Total: 1866ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.225.7.209 |
| NS | 2 | ns2.pavietnam.vn, ns1.pavietnam.vn |
| MX | 1 | mail.answer.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.pavietnam.vn hostmaster.answer.vn |
📌 Glue Records Collected
Total: 20
In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)
Analysis
Hierarchy
www.answer.vn and mail.answer.vn are both subdomains of answer.vn.
IP Addresses
answer.vn resolves to one IP address: 14.225.7.209.
Additional host names — including mail.answer.vn and www.answer.vn — share IP numbers with answer.vn.
Name Servers
answer.vn has five name servers, which are nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and two others.
answer.vn has at least partial name server overlap with other domains, such as omg.com.vn, tantainguyen.com, vanbomhoanglong.com.vn and two others.
It is common to find these name servers paired with the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and ns3.dotvndns.vn.
Hostnames that resolve to two IP addresses:
The A records for nsbak.dotvndns.com return 112.213.89.22 and 2406:9c80::9000:302.
The A records for ns1.dotvndns.vn return 112.213.89.3 and 2406:9c80::66.
The A records for ns2.dotvndns.vn return 222.255.121.247 and 2406:9c80::9000:111.
The A records for ns1.pavietnam.vn return 112.213.89.3 and 2406:9c80::66.
The A records for ns2.pavietnam.vn return 222.255.121.247 and 2406:9c80::9000:111.
ns1.dotvndns.vn and ns1.pavietnam.vn each have 2406:9c80::66 IP addresses.
ns1.dotvndns.vn and ns1.pavietnam.vn each have 112.213.89.3 IP addresses.
ns2.dotvndns.vn and ns2.pavietnam.vn each have 2406:9c80::9000:111 IP addresses.
ns2.dotvndns.vn and ns2.pavietnam.vn each have 222.255.121.247 IP addresses.
Mail Servers
Mail for answer.vn is handled by a single mail server, mail.answer.vn.
mail.answer.vn resolves to 14.225.7.209 and no other IP number.