CF1759744286335-tsm20251005211530

DNSWHOIS.INFO - copen.jp

Search for IP or hostnames:

copen.jp checked at 2025-10-06T09:51:26.315Z 542ms 150/150/150 100% R:15

copen.jp

NSa1-93.akam.net
A2600:1401:2::5d 🇺🇸 Akamai
PTRa1-93.akam.net
PTRns1-93.akam.net
A193.108.91.93🇳🇱 Akamai
PTRa1-93.akam.net
PTRns1-93.akam.net
NSa18-65.akam.net
A2600:1480:4800::41 🇺🇸 Akamai
PTRa18-65.akam.net
A95.101.36.65🇳🇱 Akamai
PTRa18-65.akam.net
NSa28-64.akam.net
A2600:1480:d800::40 🇺🇸 Akamai
PTRa28-64.akam.net
A95.100.173.64🇳🇱 Akamai
PTRa28-64.akam.net
PTReur2.akam.net
NSa4-67.akam.net
A2600:1480:9000::43 🇺🇸 Akamai
PTRa4-67.akam.net
A72.246.46.67🇺🇸 Akamai
PTRa4-67.akam.net
NSa5-65.akam.net
A2600:1480:b000::41 🇺🇸 Akamai
PTRa5-65.akam.net
PTRns6-65.akam.net
A95.100.168.65🇳🇱 Akamai
PTRa5-65.akam.net
PTRns6-65.akam.net
NSa9-65.akam.net
A2a02:26f0:117::41 🇳🇱 Akamai
PTRa9-65.akam.net
PTRns5-65.akam.net
A184.85.248.65🇺🇸 Akamai
PTRa9-65.akam.net
PTRns5-65.akam.net
MXdmail.kagoya.net
A210.134.51.6🇯🇵 KAGOYA JAPAN
PTRdmail01.kagoya.net
A210.134.51.7🇯🇵 KAGOYA JAPAN
PTRdmail02.kagoya.net
A210.134.58.253🇯🇵 KAGOYA JAPAN
PTRdmail03.kagoya.net
A210.134.58.254🇯🇵 KAGOYA JAPAN
PTRdmail04.kagoya.net
MXist-mail3.i-studio.co.jp
A164.46.39.132🇯🇵 IDC Frontier Inc.
PTRscarlet-neptunium2731.znlc.jp
A2600:1408:ec00:2e::1735:ba8 🇺🇸 Akamai Technologies
PTRg2600-1408-ec00-002e-0000-0000-1735-0ba8.deploy.static.akamaitechnologies.com
A2600:1408:ec00:2e::1735:bac 🇺🇸 Akamai Technologies
PTRg2600-1408-ec00-002e-0000-0000-1735-0bac.deploy.static.akamaitechnologies.com
A23.46.238.107🇺🇸 Akamai Technologies
PTRa23-46-238-107.deploy.static.akamaitechnologies.com
A23.46.238.112🇺🇸 Akamai Technologies
PTRa23-46-238-112.deploy.static.akamaitechnologies.com

jp

NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
rank #906800 globally
rank #15702 in the tld

PTR for

Up

Starts with same word

Starts similarily

AI analysis

copen.jp is the parent of www.copen.jp.

copen.jp resolves to four IPs: 2600:1408:ec00:2e::1735:ba8, 2600:1408:ec00:2e::1735:bac, 23.46.238.107 and 23.46.238.112.

Other host names, for instance cfeinternet.mx, e104941.b.akamaiedge.net, e257490.dscb.akamaiedge.net, e78484.dscb.akamaiedge.net and e34952.dscb.akamaiedge.net share IP numbers with copen.jp.

copen.jp is delegated to six name servers: a1-93.akam.net, a18-65.akam.net, a28-64.akam.net, a4-67.akam.net, a5-65.akam.net and a9-65.akam.net.

copen.jp shares some name servers with other domains, for example nuid.nmrodam.com, boycottpublicstorage.com, ukgreenhousegas.co.uk, fundacionbancosantander.com and vdvc.co.kr.

these name servers are often used with a11-66.akam.net, a12-67.akam.net, a13-64.akam.net, a7-64.akam.net, a1-139.akam.net, a28-65.akam.net, a8-66.akam.net, a2-66.akam.net, a3-67.akam.net and a9-66.akam.net.

Host names with two IP numbers:

a1-93.akam.net -> 2600:1401:2::5d and 193.108.91.93

a18-65.akam.net -> 2600:1480:4800::41 and 95.101.36.65

a28-64.akam.net -> 2600:1480:d800::40 and 95.100.173.64

a4-67.akam.net -> 2600:1480:9000::43 and 72.246.46.67

a5-65.akam.net -> 2600:1480:b000::41 and 95.100.168.65

a9-65.akam.net -> 2a02:26f0:117::41 and 184.85.248.65

copen.jp is served by two mail servers: dmail.kagoya.net and ist-mail3.i-studio.co.jp.

copen.jp shares the mail server setup with other domains, for example brand-deck.jp, mercedes-benz-service.jp, jra-fun.jp, filecheetah.jp and alinamin-pharma.co.jp.

copen.jp shares some mail servers with other domains, at least partially; for instance room-square.com, smilelifemarket.com, indies-av.co.jp, n-mtec.co.jp and quick-oki.co.jp.

Host names with four IP numbers:

dmail.kagoya.net points to: 210.134.51.6, 210.134.51.7, 210.134.58.253 and 210.134.58.254.

Host names with one IP number:

ist-mail3.i-studio.co.jp points to: 164.46.39.132.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

pTopcaX CF johedugfp 2025-10-06