Website

Answer
200 OKin 206 ms
Ends at
https://www.xs4all.nl:443/
Redirects
  • https://xs4all.nl/ (301)
Title
XS4ALL - First Class Internet
Server
AmazonS3
Protocols
HTTP/2
Certificate
Amazon (Amazon ECDSA 256 M04) for xs4all.nl and www.xs4all.nl, valid until
www
Answers itself (200 OK)

DNS records

xs4all.nl

A
TTL 1 min
AAAA
TTL 1 hour
MX
TTL 1 min
NS
TTL 1 hour
TXT
  • MS=B895DD98732F0DADE7D04A1E53DF0DECBFEF770F
  • google-site-verification=ixk8ILXv-df5AQBAbfJfXpu9EQUFYoHZwjAvpcG5tBE
  • google-site-verification=qHhbnr_ViPAAN13v4NQGHDYCfXwM__O6XS9NJFL1IRI
  • v=spf1 include:spf.ews.kpnxchange.com ~all
TTL 1 hour
SOA
  • Primary server
    ns1.kpn.net
    Contact
    zonemaster@kpn.com
    Serial
    2026102901
    Refresh
    3 hours
    Retry
    1 hour
    Expire
    7 days
    Negative TTL
    1 hour
TTL 1 hour
CAA
TTL 1 hour

www.xs4all.nl

CNAME
TTL 5 min
A
TTL 1 min
AAAA
TTL 1 min

_dmarc.xs4all.nl

TXT
  • v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:dmarc@kpnmail.nl
TTL 1 hour

As ns01.is.nl answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

6,096 Tranco rank down from 5,652 on 2026-09-21
8.42Open PageRank, out of 10
12,294Open PageRank position
4,567Referring domains

From Tranco and Open PageRank

WHOIS

Domain name: xs4all.nl
Status:      active

Registrar:
   KPN B.V.
   Wilhelminakade 123
   3072AP Rotterdam
   Netherlands

Abuse Contact:
   abuse@kpn.com

DNSSEC:      yes

Domain nameservers:
   ns1.kpn.net
   ns11.kpn.net

Creation Date: 1994-08-07

Updated Date: 2025-08-21

Record maintained by: SIDN BV

DNSSEC

Every link from the root to xs4all.nl verifies.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

nl Verified

  • Found 1 DS records for nl in the . zone
  • DS=17153/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for nl
  • DS=17153/SHA-256 verifies DNSKEY=17153/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=17153 and DNSKEY=17153/SEP verifies the DNSKEY RRset

xs4all.nl Verified

  • Found 1 DS records for xs4all.nl in the nl zone
  • DS=47437/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=60847 and DNSKEY=60847 verifies the DS RRset
  • Found 2 DNSKEY records for xs4all.nl
  • DS=47437/SHA-256 verifies DNSKEY=47437/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=47437 and DNSKEY=47437/SEP verifies the DNSKEY RRset
  • Found 1 RRSIGs over SOA RRset
  • RRSIG=19327 and DNSKEY=19327 verifies the SOA RRset