cobaday.com - robtex.com

cobaday.com

DNSSEC🔒 Signed (DS record present)
A103.243.173.84🇸🇬 PHOENIXNAP-AS-SG1103.243.173.0/24 PhoenixNAP PhoenixNAP 3402 E. University Dr. Phoenix, AZ 85034 , US
NSdnssec1.pavietnam.vn
A2406:9c80::9000:202🇻🇳 SUPERDATA2406:9c80::/48 -VN
A112.213.82.186🇻🇳 SUPERDATA112.213.82.0/24 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
PTRdnssec1.dotvndns.vn
NSdnssec2.pavietnam.vn
A2406:9c80::9000:d202🇻🇳 SUPERDATA2406:9c80::/48 -VN
A222.255.121.214🇻🇳 VDC222.255.121.0/24 VNPT
PTRdnssec2.dotvndns.vn
NSdnssecbak.pavietnam.net
A2406:9c80::9000:d203🇻🇳 SUPERDATA2406:9c80::/48 -VN
A203.162.78.50🇻🇳 VDC203.162.78.0/24 VNPT
PTRci78-50.netnam.vn
MXmail9076.maychuemail.com
A112.213.90.76🇻🇳 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
PTRmail9076.maychuemail.com
MXmx9076.maychuemail.net(10)
A112.213.90.76🇻🇳 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
PTRmail9076.maychuemail.com
TXTv=spf1 include:spf.maychuemail.com ~all
SOAdnssec1.pavietnam.vnhostmaster@cobaday.com 2026-08-01 #1

com

Subdomains

Same first word

Similar names

DNS History

10 records (6 active, 4 former)

20192020202120222023202420252026NSdnssec1.pavietnam.vndnssec2.pavietnam.vndnssecbak.pavietnam.netns677.websitewelcome.comns678.websitewelcome.comMXmail9076.maychuemail.commx9076.maychuemail.netmail.cobaday.comA103.243.173.84192.185.154.31
NSdnssec1.pavietnam.vn2026-06-19 → 2026-08-07 · 3 obs
○ 2018-12-14 00:56:44
● 2026-06-19 07:18:14
● 2026-08-07 09:01:04
NSdnssec2.pavietnam.vn2026-06-19 → 2026-08-07 · 3 obs
○ 2018-12-14 00:56:44
● 2026-06-19 07:18:14
● 2026-08-07 09:01:04
NSdnssecbak.pavietnam.net2026-06-19 → 2026-08-07 · 3 obs
○ 2018-12-14 00:56:44
● 2026-06-19 07:18:14
● 2026-08-07 09:01:04
NSns677.websitewelcome.com2018-10-10 → 2018-12-14 · 4 obs
● 2018-10-10 15:43:52
● 2018-12-14 00:56:44
○ 2026-06-19 07:18:14
○ 2026-08-07 09:01:04
NSns678.websitewelcome.com2018-10-10 → 2018-12-14 · 4 obs
● 2018-10-10 15:43:52
● 2018-12-14 00:56:44
○ 2026-06-19 07:18:14
○ 2026-08-07 09:01:04
MXmail.cobaday.com2018-10-10 → 2018-12-14 · 4 obs
● 2018-10-10 15:43:52
● 2018-12-14 00:56:44
○ 2026-06-19 07:18:14
○ 2026-08-07 09:01:04
MXmail9076.maychuemail.com2026-06-19 → 2026-08-07 · 3 obs
○ 2018-12-14 00:56:44
● 2026-06-19 07:18:14
● 2026-08-07 09:01:04
MXmx9076.maychuemail.net2026-06-19 → 2026-08-07 · 3 obs
○ 2018-12-14 00:56:44
● 2026-06-19 07:18:14
● 2026-08-07 09:01:04
A103.243.173.842026-06-19 → 2026-08-07 · 3 obs
○ 2018-12-14 00:56:44
● 2026-06-19 07:18:14
● 2026-08-07 09:01:04
A192.185.154.312018-10-10 → 2018-12-14 · 4 obs
● 2018-10-10 15:43:52
● 2018-12-14 00:56:44
○ 2026-06-19 07:18:14
○ 2026-08-07 09:01:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...-
cobaday.comdnssec1.pavietnam.vn, dnssec2.pavietnam.vn, dnssecbak.pavietnam.net-

✅ Authoritative Response

Server:112.213.82.186

NS records: dnssec1.pavietnam.vn, dnssec2.pavietnam.vn, dnssecbak.pavietnam.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 3616ms | Queries: -

📄 Records

TypeCountSample Data
A1103.243.173.84
NS3dnssec1.pavietnam.vn, dnssecbak.pavietnam.net...
MX2mx9076.maychuemail.net (pri: 10), mail9076.maychuemail.com (pri: 5)
TXT1v=spf1 include:spf.maychuemail.com ~all
SOA1dnssec1.pavietnam.vn hostmaster.cobaday.

Analysis

Hierarchy

cobaday.com serves as the parent of mail.cobaday.com.

IP Addresses

cobaday.com has exactly one IP address — 103.243.173.84.

telefilm.vn, tranluanaudio.com, longtrantrui.com plus two other host names have IP numbers in common with cobaday.com.

Name Servers

cobaday.com is delegated to three name servers: dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn.

cobaday.com has at least partial name server overlap with other domains, such as owewater.vn, smart-t.vn, logsmaster.com.vn and two others.

These name servers tend to appear together with the name servers ns1.pavietnam.vn, ns2.pavietnam.vn and nsbak.pavietnam.net.

dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn each resolve to two IP addresses: dnssecbak.pavietnam.net resolves to 203.162.78.50 and 2406:9c80::9000:d203; dnssec1.pavietnam.vn resolves to 112.213.82.186 and 2406:9c80::9000:202; dnssec2.pavietnam.vn resolves to 222.255.121.214 and 2406:9c80::9000:d202.

Mail Servers

cobaday.com uses two mail servers, mail9076.maychuemail.com and mx9076.maychuemail.net.

The mail server setup of cobaday.com matches that of other domains such as brightpark.vn, thangmaytruongthanh.com, dulieudanso.vn and two others.

At least some of the mail servers used by cobaday.com are shared with other domains: 5pm.com.vn, th-thcshanoi.edu.vn, giaiphapnangluongxanh.com.vn and two others among them.

mail9076.maychuemail.com and mx9076.maychuemail.net both resolve to the same single IP address: 112.213.90.76.

mail9076.maychuemail.com and mx9076.maychuemail.net are host names that each point to 112.213.90.76 IP addresses.