freecode.vn - dns.ninja
freecode.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 173.198.214.102🇺🇸 TURNKEY-INTERNET173.198.192.0/18 TurnKey Internet Inc. 175 Old Loudon Rd Latham NY, 12110 | ||||||
| PTR | 173-198-214-102.static.as40244.net | ||||||
| NS | ns1.pavietnam.vn ⭐ | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| 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.freecode.vn ⭐ | ||||||
| A | 173.198.214.102🇺🇸 TURNKEY-INTERNET173.198.192.0/18 TurnKey Internet Inc. 175 Old Loudon Rd Latham NY, 12110 | ||||||
| PTR | 173-198-214-102.static.as40244.net | ||||||
| SOA | ns1.pavietnam.vnhostmaster@freecode.vn 2018-08-14 #2 | ||||||
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=2031084680 | ||||||
Subdomains
mail.freecode.vn |
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○NSdns15.fpt.vn2015-07-09 → 2016-12-23 · 4 obs
● 2016-12-23 08:29:28
○ 2026-02-16 07:43:18
○ 2026-08-07 16:51:04
○NSdns16.fpt.vn2015-07-09 → 2016-12-23 · 4 obs
● 2016-12-23 08:29:28
○ 2026-02-16 07:43:18
○ 2026-08-07 16:51:04
●NSns1.dotvndns.vn2026-02-16 → 2026-08-07 · 3 obs
● 2026-02-16 07:43:18
● 2026-08-07 16:51:04
●NSns1.pavietnam.vn2026-02-16 → 2026-08-07 · 3 obs
● 2026-02-16 07:43:18
● 2026-08-07 16:51:04
●NSns2.dotvndns.vn2026-02-16 → 2026-08-07 · 3 obs
● 2026-02-16 07:43:18
● 2026-08-07 16:51:04
●NSnsbak.dotvndns.com2026-02-16 → 2026-08-07 · 3 obs
● 2026-02-16 07:43:18
● 2026-08-07 16:51:04
●MXmail.freecode.vn2015-07-09 → 2026-08-07 · 2 obs
● 2026-08-07 16:51:04
●A173.198.214.1022015-11-15 → 2026-08-07 · 3 obs
● 2015-11-15 17:04:58
● 2026-08-07 16:51:04
○A221.132.35.2122015-07-09 → 2015-10-08 · 4 obs
● 2015-10-08 21:52:38
○ 2015-11-15 17:04:58
○ 2026-08-07 16:51:04
🔍 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 |
| freecode.vn | ns1.dotvndns.vn, nsbak.dotvndns.com, ns2.dotvndns.vn | 4 records |
✅ Authoritative Response
Server:222.255.121.247
NS records: ns1.dotvndns.vn, nsbak.dotvndns.com, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for freecode.vn (unsigned zone)
⏱️ Timing
Total: 1990ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.198.214.102 |
| NS | 3 | ns2.dotvndns.vn, ns1.dotvndns.vn... |
| MX | 1 | mail.freecode.vn (pri: 10) |
| SOA | 1 | ns1.pavietnam.vn hostmaster.freecode.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 (ns2.dotvndns.vn, ns1.dotvndns.vn, ns2.dotvndns.vn...)
Analysis
Hierarchy
mail.freecode.vn is a subdomain of freecode.vn.
IP Addresses
freecode.vn directs to one IP number, which is 173.198.214.102.
173-198-214-102.static.as40244.net and mail.freecode.vn are among other host names that share IP numbers with freecode.vn.
Name Servers
The domain freecode.vn is delegated to these four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.
The name servers of freecode.vn overlap at least partially with those of other domains — among them otophuoctien.vn, vdapp.net, canhodanangcity.com and two more.
These name servers commonly co-occur with the name servers ns2.pavietnam.vn, nsbak.pavietnam.net, ns3.dotvndns.vn and ns4.dotvndns.vn.
nsbak.dotvndns.com directs to 112.213.89.22 and 2406:9c80::9000:302. ns1.dotvndns.vn directs to 112.213.89.3 and 2406:9c80::66. ns2.dotvndns.vn directs to 222.255.121.247 and 2406:9c80::9000:111. ns1.pavietnam.vn directs to 112.213.89.3 and 2406:9c80::66. All four hosts carry two IP addresses each; ns1.dotvndns.vn and ns1.pavietnam.vn resolve to the same two.
The host names ns1.dotvndns.vn and ns1.pavietnam.vn both resolve to 2406:9c80::66 IP addresses.
The host names ns1.dotvndns.vn and ns1.pavietnam.vn both resolve to 112.213.89.3 IP addresses.
Mail Servers
freecode.vn routes its mail through a single mail server, mail.freecode.vn.
mail.freecode.vn points to one IP number — 173.198.214.102.