amthuc.vn - robtex.com
amthuc.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.75.185.18🇻🇳 VNPT-AS-VN103.75.184.0/22 Inet software one member company limited INETSOFT-VN | ||||||
| NS | ns1.dns.vn ⭐ | ||||||
| A | 173.199.96.96🇺🇸 AS-VULTR173.199.96.0/24 Vultr Assigned Prefix | ||||||
| PTR | ns1.vultrusercontent.com | ||||||
| NS | ns2.dns.vn | ||||||
| A | 173.199.96.97🇺🇸 AS-VULTR173.199.96.0/24 Vultr Assigned Prefix | ||||||
| PTR | ns2.vultrusercontent.com | ||||||
| MX | smtp.google.com ⭐ | ||||||
| A | 2607:f8b0:4004:c08::1a🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | bi-in-f26.1e100.net | ||||||
| A | 2607:f8b0:4004:c08::1b🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | bi-in-f27.1e100.net | ||||||
| A | 2607:f8b0:4004:c09::1b🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | bh-in-f27.1e100.net | ||||||
| A | 2607:f8b0:4004:c0b::1a🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | bj-in-f26.1e100.net | ||||||
| A | 142.250.31.26🇺🇸 Google142.250.31.0/24 | ||||||
| PTR | bj-in-f26.1e100.net | ||||||
| A | 142.250.31.27🇺🇸 Google142.250.31.0/24 | ||||||
| PTR | bj-in-f27.1e100.net | ||||||
| A | 172.253.63.26🇺🇸 Google172.253.63.0/24 | ||||||
| PTR | bi-in-f26.1e100.net | ||||||
| A | 172.253.63.27🇺🇸 Google172.253.63.0/24 | ||||||
| PTR | bi-in-f27.1e100.net | ||||||
| A | 172.253.122.27🇺🇸 Google172.253.122.0/24 | ||||||
| PTR | bh-in-f27.1e100.net | ||||||
| SOA | ns1.dns.vnrotom@rotom.vn serial=0 | ||||||
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=2030701100 | ||||||
Subdomains
www.amthuc.vn |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSns1.dns.vn2026-04-10 → 2026-04-24 · 3 obs
● 2026-04-10 22:28:30
● 2026-04-24 23:43:50
○NSns1.domainvietnam.com2015-08-05 → 2017-03-27 · 4 obs
● 2017-03-27 20:02:42
○ 2026-04-10 22:28:30
○ 2026-04-24 23:43:50
●NSns2.dns.vn2026-04-10 → 2026-04-24 · 3 obs
● 2026-04-10 22:28:30
● 2026-04-24 23:43:50
○NSns2.domainvietnam.com2015-08-05 → 2017-03-27 · 4 obs
● 2017-03-27 20:02:42
○ 2026-04-10 22:28:30
○ 2026-04-24 23:43:50
○MXaspmx.l.google.com2017-03-19 → 2017-03-27 · 5 obs
● 2017-03-19 17:57:46
● 2017-03-27 20:02:42
○ 2026-04-10 22:28:30
○ 2026-04-24 23:43:50
○MXmail.amthuc.vn2016-04-03 → 2016-07-14 · 4 obs
● 2016-07-14 17:37:00
○ 2017-03-19 17:57:46
○ 2026-04-24 23:43:50
●MXsmtp.google.com2026-04-10 → 2026-04-24 · 3 obs
● 2026-04-10 22:28:30
● 2026-04-24 23:43:50
●A103.75.185.182026-04-10 → 2026-04-24 · 3 obs
● 2026-04-10 22:28:30
● 2026-04-24 23:43:50
○A120.50.185.912015-08-05 → 2017-03-27 · 4 obs
● 2017-03-27 20:02:42
○ 2026-04-10 22:28:30
○ 2026-04-24 23:43:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| amthuc.vn | ns1.dns.vn, ns2.dns.vn | 2 records |
✅ Authoritative Response
Server:173.199.96.97
NS records: ns1.dns.vn, ns2.dns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for amthuc.vn (unsigned zone)
⏱️ Timing
Total: 585ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.75.185.18 |
| NS | 2 | ns1.dns.vn, ns2.dns.vn |
| MX | 1 | smtp.google.com (pri: 1) |
| SOA | 1 | ns1.dns.vn rotom.rotom.vn |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.vn, ns2.dns.vn)
Analysis
Hierarchy
amthuc.vn is parent of www.amthuc.vn.
IP Addresses
amthuc.vn points to a single IP: 103.75.185.18.
Other host names, for instance hostmaster.khachsan.vn, 120-50-184-222.static.kcc.vn, 120-50-184-225.static.kcc.vn, 182.161.84.91.kcc.vn and 120-50-186-84.static.kcc.vn share IP numbers with amthuc.vn.
Name Servers
amthuc.vn's delegation is to two name servers ns1.dns.vn and ns2.dns.vn.
amthuc.vn shares the same name server configuration as other domains, such as vnad.vn, hotro24h.com, eu.com.vn, shop.vn and dichcongchungnhanh.com.
amthuc.vn shares name servers with other domains at least partially, for instance dns.vn, vietvbb.vn and lokcat.com.
Host names with a single IP:
ns1.dns.vn resolves to 173.199.96.96.
ns2.dns.vn resolves to 173.199.96.97.
Mail Servers
amthuc.vn is served by a single mail server, smtp.google.com.
amthuc.vn uses the same mail server setup as other domains such as golivwell.com, iveseen.it, moquai.com, polonyadayiz.com and www.lettuce.it.
amthuc.vn shares some mail servers with other domains, including mediarsaude.com.br, spiraltheater.org, hive.ing, anje.pt and ten28.biz.
These mail servers are often used alongside the mail servers aspmx.l.google.com.
smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c08::1a, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c09::1b, 2607:f8b0:4004:c0b::1a, 142.250.31.26, 142.250.31.27, 172.253.63.26, 172.253.63.27 and 172.253.122.27.