comcert.pl - dns.ninja

comcert.pl

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:33ec🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:bfb0🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.236Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.191.176🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSadrian.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a39🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
A2803:f800:50::6ca2:c039🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRadrian.ns.cloudflare.com
A2a06:98c1:50::ac40:2039🇺🇸 Cloudflare2a06:98c1:50::/45
PTRadrian.ns.cloudflare.com
A108.162.192.57🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
A172.64.32.57🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
A173.245.58.57🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadrian.ns.cloudflare.com
NSclyde.ns.cloudflare.com
A2606:4700:58::adf5:3b5b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclyde.ns.cloudflare.com
A2803:f800:50::6ca2:c15b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRclyde.ns.cloudflare.com
A2a06:98c1:50::ac40:215b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRclyde.ns.cloudflare.com
A108.162.193.91🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.91🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.91🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXcomcert-pl.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::6🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db4pr02cu00406.inbound.protection.outlook.com
A2a01:111:f403:ca04::f🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::7🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A2a01:111:f403:ca09::20🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr05cu00400.inbound.protection.outlook.com
A52.101.73.2🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as9pr07cu00302.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.22🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
A52.101.73.24🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
MXmail.comcert.pl(10)
A206.252.232.190🇵🇱 ECO-ATMAN-PL206.252.232.0/24
TXT78ca23afae2019124207ade4eef66d69061f4ef85d9e69700671feb6f5983c4
TXTMS=ms20493002
TXTgoogle-site-verification=SRsj7KqQK9OtQUfhyT4bEpfiTJK4jlcbsonX5QvOC1M
TXTmojecertpl-site-verification-hEYWaJ8zQPu11WuyeAs3yFffZ9e55ksd
TXTv=spf1 include:_spf.mlsend.com mx ip4:212.91.26.106 ip4:151.80.137.158 ip4:21...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.236, 172.67.191.176
IPv6 hints2606:4700:3036::6815:33ec, 2606:4700:3036::ac43:bfb0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=7, name=cloudflare-ech.com
SOAadrian.ns.cloudflare.comdns@cloudflare.com serial=2409262550

pl

DNSSEC🔒 Signed (DS record present)
NSa-dns.pl ⭐
NSb-dns.pl
NSd-dns.pl
NSf-dns.pl
NSh-dns.pl
NSj-dns.pl
TXTccTLD of Poland
SOAa-dns.pldnsmaster@nask.pl serial=1785306660

Subdomains

mail.comcert.pl
mailsrv.comcert.pl

Same first word

comcert.org
comcert.com
comcert.pl
comcert.co.za
comcert.de
comcert.eu
comcert.be
comcert.net

Similar names

tcmcore.net
corecmt.com
ccmetro.es
certcom.com.au
comcret.de
comcret.com.mx
metrocc.ru
metrocc.net
cromtec.com
ccmetro.org
comcret.com
rccomet.com
comrect.de
metcroc.co.za
metrocc.info
tcmcore.com
metrocc.com
teccrom.com
metrocc.org
rcomtec.com
mecctro.com
tormecc.it
certcom.be
metrocc.mobi
certcom.com
certcom.com.br
rcomtec.com.br
cometrc.com
ccmetro.com.cn
metrocc.de
ccmetro.com
certcom.ru

DNS History

16 records (8 active, 8 former)

20162017201820192020202120222023202420252026NSadrian.ns.cloudflare.comclyde.ns.cloudflare.comdns110.ovh.netns110.ovh.netMXcomcert-pl.mail.protection.outlook.commail.comcert.plA104.21.51.236172.67.191.1762606:4700:3036::6815:33ec2606:4700:3036::ac43:bfb0104.24.110.140104.24.111.140151.80.137.1582606:4700:3030::ac43:bfb02606:4700:3032::6818:6e8c2606:4700:3037::6818:6f8c
●NSadrian.ns.cloudflare.com2020-01-29 → 2026-07-29 · 3 obs
○ 2018-07-17 13:48:26
● 2020-01-29 10:26:14
● 2026-07-29 09:01:16
●NSclyde.ns.cloudflare.com2020-01-29 → 2026-07-29 · 3 obs
○ 2018-07-17 13:48:26
● 2020-01-29 10:26:14
● 2026-07-29 09:01:16
○NSdns110.ovh.net2015-07-11 → 2018-07-17 · 4 obs
● 2015-07-11 09:50:44
● 2018-07-17 13:48:26
○ 2020-01-29 10:26:14
○ 2026-07-29 09:01:16
○NSns110.ovh.net2015-07-11 → 2018-07-17 · 4 obs
● 2015-07-11 09:50:44
● 2018-07-17 13:48:26
○ 2020-01-29 10:26:14
○ 2026-07-29 09:01:16
●MXcomcert-pl.mail.protection.outlook.com2026-02-21 → 2026-07-29 · 3 obs
○ 2015-07-11 09:50:44
● 2026-02-21 05:44:40
● 2026-07-29 09:01:16
●MXmail.comcert.pl2015-07-11 → 2026-07-29 · 2 obs
● 2015-07-11 09:50:44
● 2026-07-29 09:01:16
●A104.21.51.2362026-02-21 → 2026-07-29 · 3 obs
○ 2020-01-29 10:26:14
● 2026-02-21 05:44:40
● 2026-07-29 09:01:16
○A104.24.110.1402020-01-29 → 2020-01-29 · 4 obs
○ 2018-07-17 13:48:26
● 2020-01-29 10:26:14
○ 2026-02-21 05:44:40
○ 2026-07-29 09:01:16
○A104.24.111.1402020-01-29 → 2020-01-29 · 4 obs
○ 2018-07-17 13:48:26
● 2020-01-29 10:26:14
○ 2026-02-21 05:44:40
○ 2026-07-29 09:01:16
○A151.80.137.1582015-07-11 → 2018-07-17 · 4 obs
● 2015-07-11 09:50:44
● 2018-07-17 13:48:26
○ 2020-01-29 10:26:14
○ 2026-07-29 09:01:16
●A172.67.191.1762026-02-21 → 2026-07-29 · 3 obs
○ 2020-01-29 10:26:14
● 2026-02-21 05:44:40
● 2026-07-29 09:01:16
○A2606:4700:3030::ac43:bfb02026-02-21 → 2026-02-21 · 4 obs
○ 2020-01-29 10:26:14
● 2026-02-21 05:44:40
○ 2026-07-14 18:42:10
○ 2026-07-29 09:01:16
○A2606:4700:3032::6818:6e8c2020-01-29 → 2020-01-29 · 4 obs
○ 2018-07-17 13:48:26
● 2020-01-29 10:26:14
○ 2026-02-21 05:44:40
○ 2026-07-29 09:01:16
●A2606:4700:3036::6815:33ec2026-02-21 → 2026-07-29 · 3 obs
○ 2020-01-29 10:26:14
● 2026-02-21 05:44:40
● 2026-07-29 09:01:16
●A2606:4700:3036::ac43:bfb02026-07-14 → 2026-07-29 · 3 obs
○ 2026-02-21 05:44:40
● 2026-07-14 18:42:10
● 2026-07-29 09:01:16
○A2606:4700:3037::6818:6f8c2020-01-29 → 2020-01-29 · 4 obs
○ 2018-07-17 13:48:26
● 2020-01-29 10:26:14
○ 2026-02-21 05:44:40
○ 2026-07-29 09:01:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
pla-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...-
comcert.plclyde.ns.cloudflare.com, adrian.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.57

NS records: clyde.ns.cloudflare.com, adrian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for comcert.pl (unsigned zone)

⏱️ Timing

Total: 766ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.51.236, 172.67.191.176
AAAA22606:4700:3036::6815:33ec, 2606:4700:3036::ac43:bfb0
NS2adrian.ns.cloudflare.com, clyde.ns.cloudflare.com
MX2comcert-pl.mail.protection.outlook.com (, mail.comcert.pl (pri: 10)
TXT578ca23afae2019124207ade4eef66d69061f4ef8, MS=ms20493002...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1adrian.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

mail.comcert.pl and mailsrv.comcert.pl each fall under comcert.pl as their parent domain.

IP Addresses

comcert.pl has four IP addresses: 104.21.51.236, 172.67.191.176, 2606:4700:3036::6815:33ec and 2606:4700:3036::ac43:bfb0.

Two other host names, along with ozgurder.org, yarkul.com and ecosan.nl, also share IP numbers with comcert.pl.

Name Servers

comcert.pl is delegated to two name servers: adrian.ns.cloudflare.com and clyde.ns.cloudflare.com.

comcert.pl shares its NS records with other domains, for example ruso.org.sa, antiquedoctor.co.uk, alexsaint.com and two others.

comcert.pl partially shares its NS delegation with several other domains, including danish-duck.com, scfshop.com, lpp-coffrages.eu and two others.

These name servers regularly co-occur with the name servers tim.ns.cloudflare.com, peyton.ns.cloudflare.com and elle.ns.cloudflare.com.

DNS names with 6 IP addresses:

adrian.ns.cloudflare.com resolves to 108.162.192.57, 172.64.32.57, 173.245.58.57 and 3 other IP addresses.

clyde.ns.cloudflare.com resolves to 108.162.193.91, 172.64.33.91, 173.245.59.91 and 3 other IP addresses.

Mail Servers

comcert.pl is served by two mail servers, mail.comcert.pl and comcert-pl.mail.protection.outlook.com.

At least a portion of comcert.pl's mail servers are also used by other domains, for example mailsrv.comcert.pl.

DNS names with 8 IP addresses:

comcert-pl.mail.protection.outlook.com resolves to 52.101.73.2, 52.101.73.8, 52.101.73.22 and 5 other IP addresses.

Host names that point to one IP address:

mail.comcert.pl points to 206.252.232.190.