refsystem.pl

.pl crawl

First seen 2026-05-20 · Last seen 2026-05-20 · ok HTTP 200 1566 ms crawled 2026-05-27

PL · 77.55.252.101 · AS15967 Nazwa.pl Sp.z.o.o.

Reputation 89/100 weak security headers dmarc monitor-only

DNS records live

NS

ns1.netmark.pl
ns2.netmark.pl

MX

0 refsystem-pl.mail.protection.outlook.com

Email authentication partial

SPF

v=spf1 +mx +a ip4:77.55.252.101 +a +mx +ip4:31.186.86.51 +ip4:213.189.56.76 +include:_spf.netmark.pl +include:spf.protection.outlook.com include:spf.protection.outlook.com -all

strict (-all)

DMARC

v=DMARC1;p=none;rua=mailto:admin@refsystem.pl

policy: none (monitoring only)

DKIM

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5/nb3bq3Hnqgs8J/4iHm4qoOhQtG/pc+A5NRNu7ebtH+0dgLQPdr4W2knSr7Z0mtTQZvqF1Lz5IsIb…
selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1kacafb/uFO4utlw+CPC5gdstpT6+zBFrL/ZUGWFCXs6RVrb21K7gO97n6H1Ajfudv/Liw3EVuktLa…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3UQElFScZEYwluyPVgB5q2rgP0H9LbgUlH7FX3Pfqe+tVf+0YJf8uMNkrXtBrkiGOVkmct/3avNBY+…

selectors probed

Certificate (current)

R13

from 2026-04-08 to 2026-07-07

Expires in 35 days

Full certificate history on crt.sh ↗

Linked from (1)

wentylacyjny.pl×1