goclass.vn - robtex.com
goclass.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 124.158.6.179🇻🇳 CMC-2124.158.6.0/24 CMCTELECOM-VN | ||||||
| NS | ns1.dotvndns.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.pavietnam.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 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 | ns2.pavietnam.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 | nsbak.pavietnam.net ⚠️ 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 | mail92227.maychuemail.com ⭐ | ||||||
| A | 112.213.92.227🇻🇳 SUPERDATA112.213.92.0/24 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 | mail92227.maychuemail.com | ||||||
| MX | mx92227.maychuemail.net(10) | ||||||
| A | 112.213.92.227🇻🇳 SUPERDATA112.213.92.0/24 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 | mail92227.maychuemail.com | ||||||
| TXT | v=spf1 include:spf.maychuemail.com ~all | ||||||
| SOA | ns1.dotvndns.vnhostmaster@goclass.vn 2026-07-15 #4 | ||||||
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=2031108567 | ||||||
Same first word
Similar names
DNS History
17 records (8 active, 9 former)
●NSns1.dotvndns.vn2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
○NSns1.matbao.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
●NSns1.pavietnam.vn2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
●NSns2.dotvndns.vn2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
○NSns2.matbao.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
●NSns2.pavietnam.vn2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
●NSnsbak.pavietnam.net2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
○MXalt1.aspmx.l.google.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
○MXalt2.aspmx.l.google.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
○MXalt3.aspmx.l.google.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
○MXalt4.aspmx.l.google.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
○MXaspmx.l.google.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
●MXmail92227.maychuemail.com2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
●MXmx92227.maychuemail.net2026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
○MXqfsech4phijfr3g4kesc5w7ncrglkfuf7q62stexjfgi3ad6yzoq.mx-verification.google.com2020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
●A124.158.6.1792026-07-17 → 2026-08-14 · 3 obs
● 2026-07-17 13:15:50
● 2026-08-14 10:14:50
○A15.164.72.2262020-01-03 → 2020-01-03 · 3 obs
○ 2026-07-17 13:15:50
○ 2026-08-14 10:14:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| goclass.vn | nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for goclass.vn (unsigned zone)
⏱️ Timing
Total: 1910ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 124.158.6.179 |
| NS | 2 | ns1.dotvndns.vn, ns2.dotvndns.vn |
| MX | 2 | mail92227.maychuemail.com (pri: 5), mx92227.maychuemail.net (pri: 10) |
| TXT | 1 | v=spf1 include:spf.maychuemail.com ~all |
| SOA | 1 | ns1.dotvndns.vn hostmaster.goclass.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
IP Addresses
goclass.vn directs to one IP number, which is 124.158.6.179.
Among the host names that share IP numbers with goclass.vn are www.agency.simgiga.vn, agency.simgiga.vn, simgiga.com and two others.
Name Servers
The authoritative name servers for goclass.vn are nsbak.pavietnam.net, ns1.dotvndns.vn, ns2.dotvndns.vn and two others.
There is at least partial name server overlap between goclass.vn and other domains — thinhphatmedia.vn, organicare.vn, beeclean.vn and two more among them.
These name servers tend to appear in combination with the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.dotvndns.com and ns3.dotvndns.vn.
Hosts with two IP numbers each:
nsbak.pavietnam.net has two IP addresses: 112.213.89.22 and 2406:9c80::9000:302.
ns1.dotvndns.vn has two IP addresses: 112.213.89.3 and 2406:9c80::66.
ns2.dotvndns.vn has two IP addresses: 222.255.121.247 and 2406:9c80::9000:111.
ns1.pavietnam.vn has two IP addresses: 112.213.89.3 and 2406:9c80::66.
ns2.pavietnam.vn has two IP addresses: 222.255.121.247 and 2406:9c80::9000:111.
Host names pointing to 2406:9c80::66 IP addresses: ns1.dotvndns.vn and ns1.pavietnam.vn.
Host names pointing to 112.213.89.3 IP addresses: ns1.dotvndns.vn and ns1.pavietnam.vn.
Host names pointing to 2406:9c80::9000:111 IP addresses: ns2.dotvndns.vn and ns2.pavietnam.vn.
Host names pointing to 222.255.121.247 IP addresses: ns2.dotvndns.vn and ns2.pavietnam.vn.
Mail Servers
The MX records for goclass.vn point to two mail servers: mail92227.maychuemail.com and mx92227.maychuemail.net.
goclass.vn has the same mail server arrangement as a number of other domains, for example vjst.vn, phodongreal.vn, ctvcamau.vn and two more.
goclass.vn shares at least some of its mail servers with other domains — for example abbeautyworld.com, lbm-vn.vn, chaosenbatbao.vn and two more.
Both mail92227.maychuemail.com and mx92227.maychuemail.net have a single IP address, 112.213.92.227, and share it.
Host names pointing to 112.213.92.227 IP addresses: mail92227.maychuemail.com and mx92227.maychuemail.net.