cttgct.com - robtex.com

cttgct.com

DNSSEC⚠️ Not signed
A123.30.182.15🇻🇳 VTN-1123.30.182.0/24 VNPT
PTRstatic.vnpt.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
PTRip-112-213-89-22.defastlink.net
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
PTRip-112-213-89-3.defastlink.net
NSns2.dotvndns.vn
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRip-222-255-121-247.defastlink.net
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
PTRip-112-213-89-22.defastlink.net
MXmail9023.maychuemail.com ⭐
A112.213.90.23🇻🇳 SUPERDATA112.213.90.0/24 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
PTRmail9023.maychuemail.com
MXmx9023.maychuemail.net(10)
A112.213.90.23🇻🇳 SUPERDATA112.213.90.0/24 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
PTRmail9023.maychuemail.com
TXTv=spf1 include:spf.maychuemail.com ~all
SOAnsbak.dotvndns.comhostmaster@cttgct.com 2025-05-31 #15

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=1778714291

Same first word

cttgct.com

DNS History

9 records (7 active, 2 former)

201820192020202120222023202420252026NSns1.dotvndns.vnns2.dotvndns.vnns3.dotvndns.vnnsbak.dotvndns.comMXmail9023.maychuemail.commx9023.maychuemail.netmail92209.maychuemail.commx92209.maychuemail.netA123.30.182.15
●NSns1.dotvndns.vn2017-08-15 → 2026-05-13 · 2 obs
● 2017-08-15 05:07:22
● 2026-05-13 23:21:42
●NSns2.dotvndns.vn2017-08-15 → 2026-05-13 · 2 obs
● 2017-08-15 05:07:22
● 2026-05-13 23:21:42
●NSns3.dotvndns.vn2017-08-15 → 2026-05-13 · 2 obs
● 2017-08-15 05:07:22
● 2026-05-13 23:21:42
●NSnsbak.dotvndns.com2017-08-15 → 2026-05-13 · 2 obs
● 2017-08-15 05:07:22
● 2026-05-13 23:21:42
●MXmail9023.maychuemail.com2026-03-28 → 2026-05-13 · 3 obs
○ 2017-08-15 05:07:22
● 2026-03-28 16:29:44
● 2026-05-13 23:21:42
○MXmail92209.maychuemail.com2017-08-15 → 2017-08-15 · 3 obs
● 2017-08-15 05:07:22
○ 2026-03-28 16:29:44
○ 2026-05-13 23:21:42
●MXmx9023.maychuemail.net2026-03-28 → 2026-05-13 · 3 obs
○ 2017-08-15 05:07:22
● 2026-03-28 16:29:44
● 2026-05-13 23:21:42
○MXmx92209.maychuemail.net2017-08-15 → 2017-08-15 · 3 obs
● 2017-08-15 05:07:22
○ 2026-03-28 16:29:44
○ 2026-05-13 23:21:42
●A123.30.182.152017-08-15 → 2026-05-13 · 2 obs
● 2017-08-15 05:07:22
● 2026-05-13 23:21:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...-
cttgct.comnsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn2 records

✅ Authoritative Response

Server:222.255.121.247

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cttgct.com (unsigned zone)

⏱️ Timing

Total: 1570ms | Queries: -

📄 Records

TypeCountSample Data
A1123.30.182.15
NS4ns2.dotvndns.vn, ns1.dotvndns.vn...
MX2mail9023.maychuemail.com (pri: 5), mx9023.maychuemail.net (pri: 10)
TXT1v=spf1 include:spf.maychuemail.com ~all
SOA1nsbak.dotvndns.com hostmaster.cttgct.com

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

cttgct.com points to a single IP: 123.30.182.15.

Other host names, for instance thuvien.nute.edu.vn, tuthienthanhhoa.com, mientrungpid.com.vn, danangsculpture.org and quyphattriendat.hungyen.gov.vn share IP numbers with cttgct.com.

Name Servers

cttgct.com's delegation is handled by four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.

cttgct.com partially shares name servers with other domains; examples include goldmarkcity-tnr.com.vn, mandaringarden.vn, iitc.com.vn, tat.vn and bachhoagiare.com.

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

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.

Host names with one IP number:

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.

Mail Servers

cttgct.com is handled by two mail servers: mail9023.maychuemail.com and mx9023.maychuemail.net.

cttgct.com has the same mail server setup as other domains, including vietkhoi.com.vn, incolaw.com, 3mghotel.vn, mes.vn and thietbikhachsan.vn.

cttgct.com shares some mail servers with other domains, at least partially, such as dungcunhahangkhachsan.vn, ivory.vn, bachnguyen.vn, abivn.net and vacons.com.vn.

Host names with one IP number

Host name mail9023.maychuemail.com points to 112.213.90.23

Host name mx9023.maychuemail.net points to 112.213.90.23

Host names that point to 112.213.90.23: mail9023.maychuemail.com and mx9023.maychuemail.net