indexo.dev

nikolai.nl

.nl crawl

First seen 2026-05-13 · Last seen 2026-05-13 · pending HTTP 403 crawled 2026-05-19

US · 104.21.63.124 · AS13335 Cloudflare, Inc.

Reputation 100/100

cloudflare bot challenge

Registration

Registrar
Hosting Secure
Created
2003-02-24
Updated
2025-04-03
Name servers
  • uma.ns.cloudflare.com
  • cody.ns.cloudflare.com

DNS records live

NS
  • cody.ns.cloudflare.com
  • uma.ns.cloudflare.com
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=cdc4321c092e638565f06d8cc38589309cb99623

Email authentication strong

SPF
v=spf1 include:_spf.protonmail.ch include:spf.hoasted.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; sp=quarantine; adkim=s; aspf=s; ruf=mailto:nikolai@nikolai.nl; fo=1; pct=100; ri=86400; rua=mailto:b1dda5e116e24b08abfa6131660c74a8@dmarc-reports.cloudflare.net;
policy: quarantine · sp=quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCSL7fLbDWfBMVkr7juWVUoO/QzwUrmaqhoRLBzQeCRZJQNibHZAOdk7UhnB5Cjmzo7MZ7g0MCCjiRA5jXXG/…
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

WE1
from 2026-05-07 to 2026-08-05
Expires in 78 days

Full certificate history on crt.sh ↗

Linked from (1)