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zeroco2.nl

.nl error HTTP 401

First seen 2026-06-02 · Last seen 2026-06-16 · crawled 2026-06-05 ·5 attempts

NL · 91.142.254.111 · AS20857 Signet B.V.

Reputation 84/100 crawl error dmarc monitor-only

http 401

Registration

Registrar
team.blue nl B.V.
Created
2007-10-01
Updated
2020-12-08
Name servers
  • ns1.dn-s.nl
  • ns2.dn-s.nl
  • ns3.dn-s.nl
  • ns4.dn-s.nl

DNS records live

NS
  • ns1.dn-s.nl
  • ns2.dn-s.nl
  • ns3.dn-s.nl
  • ns4.dn-s.nl
MX
  • 10 mail.zeroco2.nl
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a mx include:spf.protection.outlook.com include:mail.zeroco2.nl -all
strict (-all)
DMARC
v=DMARC1; p=none; pct=100; rua=mailto:bolict@harrier.nu; ruf=mailto:bolict@harrier.nu; fo=1
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqYhtqocA+bBJPEsxcGrMg7i9rGw4B8EZ/bLV9T90Ds42+rwcSGd8teQT9LInLYDz2/OWnXDRaZFrrI…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R13
from 2026-05-28 to 2026-08-26
Expires in 67 days

Full certificate history on crt.sh ↗

Linked from (1)

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