chk.vn - robtex.com
chk.vn
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | ||||||
| SOA | ns1.pavietnam.vnhostmaster@chk.vn 2026-05-22 #32 | ||||||
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=2030909178 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSdns19.fpt.vn2017-03-27 → 2017-03-27 · 3 obs
○ 2026-05-15 09:13:26
○ 2026-06-20 08:24:02
○NSdns20.fpt.vn2017-03-27 → 2017-03-27 · 3 obs
○ 2026-05-15 09:13:26
○ 2026-06-20 08:24:02
●NSns1.dotvndns.vn2026-05-15 → 2026-06-20 · 3 obs
● 2026-05-15 09:13:26
● 2026-06-20 08:24:02
●NSns1.pavietnam.vn2026-05-15 → 2026-06-20 · 3 obs
● 2026-05-15 09:13:26
● 2026-06-20 08:24:02
●NSns2.dotvndns.vn2026-05-15 → 2026-06-20 · 3 obs
● 2026-05-15 09:13:26
● 2026-06-20 08:24:02
●NSnsbak.dotvndns.com2026-05-15 → 2026-06-20 · 3 obs
● 2026-05-15 09:13:26
● 2026-06-20 08:24:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| chk.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 chk.vn (unsigned zone)
⏱️ Timing
Total: 1743ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | nsbak.dotvndns.com, ns1.dotvndns.vn... |
| SOA | 1 | ns1.pavietnam.vn hostmaster.chk.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)
Analysis
Hierarchy
The parent domain of hla.chk.vn and nongid.chk.vn is chk.vn.
Name Servers
The domain chk.vn is delegated to these four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.
There is at least partial name server overlap between chk.vn and other domains — fami.vn, phuvinhgroup.com, thuanphuc.com and two more among them.
These name servers are routinely co-deployed with the name servers ns2.pavietnam.vn, nsbak.pavietnam.net, ns3.dotvndns.vn and two others.
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.
ns1.dotvndns.vn along with ns1.pavietnam.vn each resolve to 2406:9c80::66 IP addresses.
ns1.dotvndns.vn along with ns1.pavietnam.vn each resolve to 112.213.89.3 IP addresses.