doubleo.co.kr - robtex.com

doubleo.co.kr

DNSSEC⚠️ Not signed
A183.110.224.225🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM
NSdanica.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26bb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdanica.ns.cloudflare.com
A2803:f800:50::6ca2:c2bb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdanica.ns.cloudflare.com
A2a06:98c1:50::ac40:22bb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdanica.ns.cloudflare.com
A108.162.194.187🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdanica.ns.cloudflare.com
A162.159.38.187Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdanica.ns.cloudflare.com
A172.64.34.187🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdanica.ns.cloudflare.com
NSyahir.ns.cloudflare.com
A2606:4700:58::a29f:2c22🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyahir.ns.cloudflare.com
A2803:f800:50::6ca2:c322🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyahir.ns.cloudflare.com
A2a06:98c1:50::ac40:2322🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyahir.ns.cloudflare.com
A108.162.195.34🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyahir.ns.cloudflare.com
A162.159.44.34Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyahir.ns.cloudflare.com
A172.64.35.34🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyahir.ns.cloudflare.com
MXdoubleo-co-kr.mail.protection.outlook.com ⭐
A2a01:111:f403:cc35::🇰🇷 Microsoft2a01:111:f000::/36
PTRmail-slxp216cu00200.inbound.protection.outlook.com
A2a01:111:f403:cc35::1🇰🇷 Microsoft2a01:111:f000::/36
PTRmail-sevp216cu00101.inbound.protection.outlook.com
A2a01:111:f403:cc35::2🇰🇷 Microsoft2a01:111:f000::/36
PTRmail-se2p216cu00602.inbound.protection.outlook.com
A2a01:111:f403:cc37::🇰🇷 Microsoft2a01:111:f000::/36
PTRmail-puwp216cu00200.inbound.protection.outlook.com
A52.101.153.0🇰🇷 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-slxp216cu00200.inbound.protection.outlook.com
A52.101.153.1🇰🇷 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sevp216cu00101.inbound.protection.outlook.com
A52.101.153.2🇰🇷 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-se2p216cu00602.inbound.protection.outlook.com
A52.101.155.0🇰🇷 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-puwp216cu00200.inbound.protection.outlook.com
TXTgoogle-site-verification=QebDEEVJElWmo1GWVJmlqCzxedvyZw380dQjdPf55ag
TXTgoogle-site-verification=sFezD7zw9rTRIUtU5kVW7YSP1QJev6qRRwt4Y4b7O0E
TXTv=spf1 include:spf.protection.outlook.com -all
SOAdanica.ns.cloudflare.comdns@cloudflare.com serial=2409860864

co.kr

DNSSEC⚠️ Not signed
NSg.dns.kr ⭐ ⚠️ Not in parent delegation
NSb.dns.kr ⚠️ Not in parent delegation
NSc.dns.kr ⚠️ Not in parent delegation
NSd.dns.kr ⚠️ Not in parent delegation
NSe.dns.kr ⚠️ Not in parent delegation
NSf.dns.kr ⚠️ Not in parent delegation
SOAg.dns.krdomain-manager@nic.or.kr serial=2607271051
WOT: UNKNOWN (62/100)

Same first word

doubleo.co.kr
doubleo.biz
doubleo.nl
doubleo.net
doubleo.co.za

Similar names

edulobo.com.br
udooble.com
boudelo.be
duolebo.net
odouble.com
duobole.com
ouboled.com
boluode.cn
boleduo.com
boloedu.com
duolebo.com
boodleu.com

DNS History

15 records (4 active, 11 former)

20162017201820192020202120222023202420252026NSdanica.ns.cloudflare.comyahir.ns.cloudflare.comidcns.gabia.netns.gabia.co.krns.gabia.co.kr.doubleo.co.krns.gabia.netns1.gabia.co.krns8.wixdns.netns9.wixdns.netMXdoubleo-co-kr.mail.protection.outlook.comwebmail-110.cafe24.comA183.110.224.225121.174.142.155222.231.60.23123.236.62.147
●NSdanica.ns.cloudflare.com2026-04-08 → 2026-07-27 · 3 obs
○ 2018-06-28 16:22:14
● 2026-04-08 03:40:10
● 2026-07-27 15:49:46
○NSidcns.gabia.net2015-06-24 → 2017-01-29 · 4 obs
● 2015-06-24 08:29:20
● 2017-01-29 09:04:50
○ 2018-06-28 16:22:14
○ 2026-07-27 15:49:46
○NSns.gabia.co.kr2015-06-24 → 2017-01-29 · 4 obs
● 2015-06-24 08:29:20
● 2017-01-29 09:04:50
○ 2018-06-28 16:22:14
○ 2026-07-27 15:49:46
○NSns.gabia.co.kr.doubleo.co.kr2015-06-24 → 2017-01-29 · 4 obs
● 2015-06-24 08:29:20
● 2017-01-29 09:04:50
○ 2018-06-28 16:22:14
○ 2026-07-27 15:49:46
○NSns.gabia.net2015-06-24 → 2017-01-29 · 4 obs
● 2015-06-24 08:29:20
● 2017-01-29 09:04:50
○ 2018-06-28 16:22:14
○ 2026-07-27 15:49:46
○NSns1.gabia.co.kr2015-06-24 → 2017-01-29 · 4 obs
● 2015-06-24 08:29:20
● 2017-01-29 09:04:50
○ 2018-06-28 16:22:14
○ 2026-07-27 15:49:46
○NSns8.wixdns.net2018-06-28 → 2018-06-28 · 4 obs
○ 2017-01-29 09:04:50
● 2018-06-28 16:22:14
○ 2026-04-08 03:40:10
○ 2026-07-27 15:49:46
○NSns9.wixdns.net2018-06-28 → 2018-06-28 · 4 obs
○ 2017-01-29 09:04:50
● 2018-06-28 16:22:14
○ 2026-04-08 03:40:10
○ 2026-07-27 15:49:46
●NSyahir.ns.cloudflare.com2026-04-08 → 2026-07-27 · 3 obs
○ 2018-06-28 16:22:14
● 2026-04-08 03:40:10
● 2026-07-27 15:49:46
●MXdoubleo-co-kr.mail.protection.outlook.com2026-04-08 → 2026-07-27 · 3 obs
○ 2018-06-28 16:22:14
● 2026-04-08 03:40:10
● 2026-07-27 15:49:46
○MXwebmail-110.cafe24.com2018-06-28 → 2018-06-28 · 3 obs
● 2018-06-28 16:22:14
○ 2026-04-08 03:40:10
○ 2026-07-27 15:49:46
○A121.174.142.1552026-04-08 → 2026-04-08 · 4 obs
○ 2018-06-28 16:22:14
● 2026-04-08 03:40:10
○ 2026-05-15 18:38:52
○ 2026-07-27 15:49:46
●A183.110.224.2252026-05-15 → 2026-07-27 · 3 obs
○ 2026-04-08 03:40:10
● 2026-05-15 18:38:52
● 2026-07-27 15:49:46
○A222.231.60.2312015-06-24 → 2017-01-29 · 4 obs
● 2015-06-24 08:29:20
● 2017-01-29 09:04:50
○ 2018-06-28 16:22:14
○ 2026-07-27 15:49:46
○A23.236.62.1472018-06-28 → 2018-06-28 · 4 obs
○ 2017-01-29 09:04:50
● 2018-06-28 16:22:14
○ 2026-04-08 03:40:10
○ 2026-07-27 15:49:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krb.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...-
doubleo.co.kryahir.ns.cloudflare.com, danica.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.187

NS records: yahir.ns.cloudflare.com, danica.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doubleo.co.kr (unsigned zone)

⏱️ Timing

Total: 1012ms | Queries: -

📄 Records

TypeCountSample Data
A1183.110.224.225
NS2danica.ns.cloudflare.com, yahir.ns.cloudflare.com
MX1doubleo-co-kr.mail.protection.outlook.co
TXT3google-site-verification=QebDEEVJElWmo1G, google-site-verification=sFezD7zw9rTRIUt...
SOA1danica.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

doubleo.co.kr points to a single IP number: 183.110.224.225.

Additional host names — wedit.co.kr, hopper6.com, airkpc.com and two others — share IP numbers with doubleo.co.kr.

Name Servers

Two name servers handle the delegation for doubleo.co.kr: danica.ns.cloudflare.com and yahir.ns.cloudflare.com.

doubleo.co.kr shares its name server setup with other domains, including nitypont.fun, opa2.pro, nityponto.fun and two others.

doubleo.co.kr shares at least some of its name servers with other domains, including nlt.se, parisportifjoueur.com, siritogel165.com and two others.

These name servers are frequently paired with the name servers adam.ns.cloudflare.com and alexia.ns.cloudflare.com.

Host names with 6 IP numbers:

danica.ns.cloudflare.com resolves to 108.162.194.187, 162.159.38.187 and 172.64.34.187 among others, with 3 other IP addresses in total.

yahir.ns.cloudflare.com resolves to 108.162.195.34, 162.159.44.34 and 172.64.35.34 among others, with 3 other IP addresses in total.

Mail Servers

doubleo.co.kr has one mail server: doubleo-co-kr.mail.protection.outlook.com.

doubleo-co-kr.mail.protection.outlook.com points to 8 IP numbers: 52.101.153.0, 52.101.153.1, 52.101.153.2 and 5 other.