thtcentury.com - robtex.com

thtcentury.com

DNSSEC⚠️ Not signed
A202.92.4.30🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN
NSnsbak.dotvndns.com ⭐
A2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRnsbak.dotvndns.com
A112.213.89.22🇻🇳 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
PTRns8922.dotvndns.vn
NSns1.dotvndns.vn
A2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns1.dotvndns.vn
A112.213.89.3🇻🇳 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
PTRns1.dotvndns.vn
NSns2.dotvndns.vn
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRstatic.vdc.vn
PTRstatic.vnpt.vn
MXpro36.emailserver.vn ⭐
A103.110.129.136🇻🇳 AXYS-VN103.110.128.0/23
PTRpro36.emailserver.vn
TXTv=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all
SOAnsbak.dotvndns.comhostmaster@thtcentury.com 2025-10-04 #5

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778388046

Subdomains

www.thtcentury.com

Same first word

thtcentury.com

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSns1.dotvndns.vnns2.dotvndns.vnnsbak.dotvndns.comfinalstyle.earth.orderbox-dns.comfinalstyle.mars.orderbox-dns.comfinalstyle.mercury.orderbox-dns.comfinalstyle.venus.orderbox-dns.comMXpro36.emailserver.vnmail.thtcentury.comA202.92.4.30103.15.49.24112.78.2.39112.78.2.90203.171.21.120
○NSfinalstyle.earth.orderbox-dns.com2015-06-29 → 2017-06-16 · 4 obs
● 2015-06-29 08:50:20
● 2017-06-16 08:23:50
○ 2021-10-22 10:16:22
○ 2026-05-10 04:58:34
○NSfinalstyle.mars.orderbox-dns.com2015-06-29 → 2017-06-16 · 4 obs
● 2015-06-29 08:50:20
● 2017-06-16 08:23:50
○ 2021-10-22 10:16:22
○ 2026-05-10 04:58:34
○NSfinalstyle.mercury.orderbox-dns.com2015-06-29 → 2017-06-16 · 4 obs
● 2015-06-29 08:50:20
● 2017-06-16 08:23:50
○ 2021-10-22 10:16:22
○ 2026-05-10 04:58:34
○NSfinalstyle.venus.orderbox-dns.com2015-06-29 → 2017-06-16 · 4 obs
● 2015-06-29 08:50:20
● 2017-06-16 08:23:50
○ 2021-10-22 10:16:22
○ 2026-05-10 04:58:34
●NSns1.dotvndns.vn2021-10-22 → 2026-05-10 · 3 obs
○ 2017-06-16 08:23:50
● 2021-10-22 10:16:22
● 2026-05-10 04:58:34
●NSns2.dotvndns.vn2021-10-22 → 2026-05-10 · 3 obs
○ 2017-06-16 08:23:50
● 2021-10-22 10:16:22
● 2026-05-10 04:58:34
●NSnsbak.dotvndns.com2021-10-22 → 2026-05-10 · 3 obs
○ 2017-06-16 08:23:50
● 2021-10-22 10:16:22
● 2026-05-10 04:58:34
○MXmail.thtcentury.com2015-06-29 → 2017-06-16 · 4 obs
● 2015-06-29 08:50:20
● 2017-06-16 08:23:50
○ 2021-10-22 10:16:22
○ 2026-05-10 04:58:34
●MXpro36.emailserver.vn2021-10-22 → 2026-05-10 · 3 obs
○ 2017-06-16 08:23:50
● 2021-10-22 10:16:22
● 2026-05-10 04:58:34
○A103.15.49.242016-04-11 → 2016-04-11 · 4 obs
○ 2016-01-21 02:12:18
● 2016-04-11 10:50:38
○ 2016-11-19 03:33:42
○ 2026-05-10 04:58:34
○A112.78.2.392016-11-19 → 2017-06-16 · 5 obs
○ 2016-04-11 10:50:38
● 2016-11-19 03:33:42
● 2017-06-16 08:23:50
○ 2021-10-22 10:16:22
○ 2026-05-10 04:58:34
○A112.78.2.902015-06-29 → 2016-01-21 · 4 obs
● 2015-06-29 08:50:20
● 2016-01-21 02:12:18
○ 2016-04-11 10:50:38
○ 2026-05-10 04:58:34
●A202.92.4.302026-03-08 → 2026-05-10 · 3 obs
○ 2021-10-22 10:16:22
● 2026-03-08 05:13:12
● 2026-05-10 04:58:34
○A203.171.21.1202021-10-22 → 2021-10-22 · 4 obs
○ 2017-06-16 08:23:50
● 2021-10-22 10:16:22
○ 2026-03-08 05:13:12
○ 2026-05-10 04:58:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...-
thtcentury.comnsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn2 records

✅ Authoritative Response

Server:222.255.121.247

NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thtcentury.com (unsigned zone)

⏱️ Timing

Total: 1445ms | Queries: -

📄 Records

TypeCountSample Data
A1202.92.4.30
NS3ns2.dotvndns.vn, nsbak.dotvndns.com...
MX1pro36.emailserver.vn (pri: 0)
TXT1v=spf1 mx include:emailserver.vn include
SOA1nsbak.dotvndns.com hostmaster.thtcentury

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)

Analysis

Hierarchy

thtcentury.com is the parent of www.thtcentury.com.

IP Addresses

thtcentury.com resolves to one IP number: 202.92.4.30.

other host names including monbayvandon.com.vn, anvymedia.vn, ynlinh.id.vn, banhtrungthu.info.vn and nguyenartfoundation.com share IP numbers with thtcentury.com.

Name Servers

thtcentury.com is delegated to three name servers nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

thtcentury.com at least partially shares name servers with other domains, for instance khotham.com, zmail.vn, midatech.com.vn, haitan.vn and halona.com.vn.

These name servers are commonly used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and nsbak.dotvndns.vn.

Host names with two IP numbers:

nsbak.dotvndns.com points to: 2406:9c80::9000:302 and 112.213.89.22.

ns1.dotvndns.vn points to: 2406:9c80::66 and 112.213.89.3.

ns2.dotvndns.vn points to: 2406:9c80::9000:111 and 222.255.121.247.

Mail Servers

thtcentury.com is handled by a single mail server, pro36.emailserver.vn.

thtcentury.com shares the same mail server setup as other domains, for instance acara.com.vn, bangtuoc.vn, ipvietnam.com.vn, 4utours.vn and westernford.com.vn.

thtcentury.com shares some mail servers with other domains, at least partially, for instance vegasegamingclub.com, battenfeld-cincinnati.com.vn, namchan.com, artsolvn.com and goodprice.vn.

these mail servers are commonly used with the mail servers vegasegamingclub-com.mail.protection.outlook.com.

pro36.emailserver.vn resolves to IP 103.110.129.136.