IPLIST.NET - certum.pl
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certum.pl checked at 2025-11-30T17:29:56.272Z 411ms 137/137/137 100% R:22 allDone:true timedOut:false certum.pl
pl
rank #303826 globallyrank #2392 in the tld
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Starts with same word
Starts similarily
AI analysis
certum.pl is a parent of statistica.certum.pl, ns1.certum.pl, ntp.certum.pl, ocsp.certum.pl, tech.certum.pl and a few other host names.
certum.pl points to IP number: 213.222.201.184.
Other host names, for instance web.h1s1.edge.certum.pl share IP numbers with certum.pl.
certum.pl is delegated to four name servers: a1-222.akam.net, a11-66.akam.net, a16-64.akam.net and a22-67.akam.net.
certum.pl at least partially shares name servers with other domains, for instance es.deloitte.com, 186.105.172.in-addr.arpa, amuseseoulmakeup.com, 9.232.172.in-addr.arpa and myeddebt.ed.gov.
These name servers are commonly used alongside a12-65.akam.net, a4-64.akam.net, a3-67.akam.net, a5-65.akam.net, a7-66.akam.net, a28-64.akam.net, a7-65.akam.net, a13-67.akam.net, a2-66.akam.net and a1-249.akam.net.
Host names with two IP numbers: a1-222.akam.net points to 2600:1401:2::de and 193.108.91.222; a11-66.akam.net points to 2600:1480:1::42 and 84.53.139.66; a16-64.akam.net points to 2600:1406:1b::40 and 23.211.132.64; a22-67.akam.net points to 2600:1480:7800::43 and 23.211.61.67.
Three mail servers handle certum.pl: pri.mx.certum.pl, sec.mx.certum.pl and certum-pl.mail.protection.outlook.com.
certum.pl shares mail servers with other domains, for instance certum.ru and certum.eu.
these mail servers are commonly used with certum-ru.mail.protection.outlook.com and certum-eu.mail.protection.outlook.com.
Eight IPs for certum-pl.mail.protection.outlook.com: 2a01:111:f403:ca04::5, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::f, 52.101.68.5, 52.101.68.16, 52.101.68.36 and 52.101.73.1. One IP for pri.mx.certum.pl: 213.222.201.98. One IP for sec.mx.certum.pl: 213.222.198.98.