thammyhoc.com - robtex.com
thammyhoc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.75.187.19🇻🇳 VNPT-AS-VN103.75.184.0/22 Inet software one member company limited INETSOFT-VN | ||||||
| NS | nsbak.pavietnam.net ⭐ | ||||||
| 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 | ||||||
| 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 | ns2.pavietnam.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 | ||||||
| MX | mail.thammyhoc.com ⭐ | ||||||
| A | 103.75.187.19🇻🇳 VNPT-AS-VN103.75.184.0/22 Inet software one member company limited INETSOFT-VN | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| TXT | google-site-verification=N8jZ-1uELapkuZqp4VKapTlbyN0st90d-BUH-JR2G0Q | ||||||
| SOA | nsbak.pavietnam.nethostmaster@thammyhoc.com 2024-05-29 #27 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778321851 | ||||||
Same first word
thammyhoc.com |
DNS History
6 records (5 active, 1 former)
●NSns1.pavietnam.vn2015-07-02 → 2026-05-09 · 2 obs
● 2026-05-09 10:22:42
●NSns2.pavietnam.vn2015-07-02 → 2026-05-09 · 2 obs
● 2026-05-09 10:22:42
●NSnsbak.pavietnam.net2015-07-02 → 2026-05-09 · 2 obs
● 2026-05-09 10:22:42
●MXmail.thammyhoc.com2015-07-02 → 2026-05-09 · 2 obs
● 2026-05-09 10:22:42
●A103.75.187.192026-04-26 → 2026-05-09 · 3 obs
● 2026-04-26 07:08:38
● 2026-05-09 10:22:42
○A210.245.90.2052015-07-02 → 2017-05-19 · 4 obs
● 2017-05-19 13:02:18
○ 2026-04-26 07:08:38
○ 2026-05-09 10:22:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| thammyhoc.com | nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn | - |
✅ Authoritative Response
Server:222.255.121.247
NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thammyhoc.com (unsigned zone)
⏱️ Timing
Total: 1925ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.75.187.19 |
| NS | 3 | ns1.pavietnam.vn, ns2.pavietnam.vn... |
| MX | 1 | mail.thammyhoc.com (pri: 10) |
| TXT | 2 | google-site-verification=N8jZ-1uELapkuZq, v=spf1 a mx ~all |
| SOA | 1 | nsbak.pavietnam.net hostmaster.thammyhoc |
Analysis
IP Addresses
thammyhoc.com points to an IP address: 103.75.187.19.
other host names include www.theoneworldbinhduong.vn, fukurai.vn, mylittlehouse.edu.vn, webdisk.cycloresto.vn and vn.pjwjxjtq.nethost-4811.000nethost.com; they share IP numbers with thammyhoc.com.
Name Servers
thammyhoc.com is delegated to three name servers nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
thammyhoc.com at least partially shares name servers with other domains, for instance amnhacviet.vn, awood.com.vn, kilotech.vn, tamnguyenviet.com and xuongkhop.vn.
These name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, ns3.dotvndns.vn and nsbak.pavietnam.vn.
Host names with two IP numbers:
nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22; ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3; ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.
Mail Servers
thammyhoc.com is handled by a single mail server, mail.thammyhoc.com.
The host name mail.thammyhoc.com points to IP 103.75.187.19.