tctd.vn - robtex.com

tctd.vn

DNSSEC⚠️ Not signed
A210.2.90.35🇻🇳 QTSP210.2.90.0/24 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
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
NSns3.dotvndns.vn
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
TXTgoogle-site-verification=kZbLa3VDFYxTsyX1ITz7WQR59rVKGgwD8RTYtZh-eLQ
SOAnsbak.dotvndns.comhostmaster@tctd.vn 2025-05-23 #8

vn

DNSSEC🔒 Signed (DS record present)
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn
NSb.dns-servers.vn
NSc.dns-servers.vn
NSd.dns-servers.vn
NSe.dns-servers.vn
NSf.dns-servers.vn
NSg.dns-servers.vn
NSh.dns-servers.vn
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2030761115

Same first word

tctd.net
tctd.com.cn
tctd.vn
tctd.cc
tctd.org
tctd.com
tctd.cn
tctd.fr
tctd.de
tctd.us

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dttc.info
cttd.com.au
ttcd.vn
ttcd.nl
tdtc.shop
dttc.co.in
tdtc.info
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tdct.com
tdtc.vip
dctt.nl
cttd.co.kr
cttd.ro
dctt.org.tt
tdtc.food
tdct.com.au
cdtt.org
dttc.jp
ttdc.in
cdtt.ru
tdct.co.uk
tdtc.club
dttc.hr
cdtt.com
ctdt.com
tcdt.org.uk
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dtct.info
dtct.org
tdtc.org
dtct.net
tdtc.com.tw
tdct.mobi
tdtc.edu.sa
cttd.ru
tcdt.xyz
cttd.cn
ttdc.center
tdtc.co.jp
dctt.com
ttcd.com
ttdc.de
dttc.com
ctdt.cn
ctdt.org
ctdt.co.zw
cttd.us
ttdc.com.tw
cdtt.eu
dttc.in
cdtt.de
dtct.de
dtct.co
ttdc.kr
dttc.nl
tcdt.net
tdtc.jp
tcdt.de
tdtc.nl
ttcd.net
dctt.fr
tdct.de
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dttc.ca
dctt.pt
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tdtc.asn.au

DNS History

5 records (5 active, 0 former)

NSns1.dotvndns.vnns2.dotvndns.vnns3.dotvndns.vnnsbak.dotvndns.comA210.2.90.35
●NSns1.dotvndns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-01 15:31:44
● 2026-05-12 01:20:28
●NSns2.dotvndns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-01 15:31:44
● 2026-05-12 01:20:28
●NSns3.dotvndns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-01 15:31:44
● 2026-05-12 01:20:28
●NSnsbak.dotvndns.com2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-01 15:31:44
● 2026-05-12 01:20:28
●A210.2.90.352026-05-01 → 2026-05-12 · 2 obs
● 2026-05-01 15:31:44
● 2026-05-12 01:20:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vnh.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn, e.dns-servers.vn...-
tctd.vnns1.dotvndns.vn, nsbak.dotvndns.com, ns3.dotvndns.vn, ns2.dotvndns.vn4 records

✅ Authoritative Response

Server:222.255.121.247

NS records: ns1.dotvndns.vn, nsbak.dotvndns.com, ns3.dotvndns.vn, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tctd.vn (unsigned zone)

⏱️ Timing

Total: 2415ms | Queries: -

📄 Records

TypeCountSample Data
A1210.2.90.35
NS4nsbak.dotvndns.com, ns1.dotvndns.vn...
TXT1google-site-verification=kZbLa3VDFYxTsyX
SOA1nsbak.dotvndns.com hostmaster.tctd.vn

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)

Analysis

IP Addresses

tctd.vn resolves to a single IP address: 210.2.90.35.

Other host names including smtp.phunucuocsong.vn, vanhoathoidai.vn, nguoinoitieng.net, genclub.vn and doanhnhanvietnam.vn share IP numbers with tctd.vn.

Name Servers

tctd.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.

tctd.vn at least partially shares name servers with other domains, including gocchiase.info, thiepcuoigiasi.com, xosocamau.com, hcmuaf.edu.vn and mamnonhoathuytien.edu.vn.

these name servers are commonly used with ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and ns1.nina.vn.

Host names with two IPs:

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

Host names with one IP:

ns3.dotvndns.vn points to 112.213.89.22

Host names that point to 112.213.89.22: nsbak.dotvndns.com and ns3.dotvndns.vn