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DNS Report
cwi.nl
18 records across the types we query · 1701ms · 2026-07-21 15:08 UTC · dns.pizza/lookup/cwi.nl
DNS Lookup
cwi.nl
Lookup
cwi.nl
1701ms
2026-07-21 15:08 UTC
18 records
Registrar:
Hosting:
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DNS Records Assistant
· cwi.nl
Ask anything about these results — or pick a starter question below.
Explain what each record type does
Anything unusual or misconfigured?
How is this domain's email set up?
A
IPv4 Addresses
1 record
Copy
192.16.191.48
AAAA
IPv6 Addresses
(none)
MX
Mail Servers
1 record
Copy
mx.soverin.net
Prio 10
NS
Name Servers
4 records
Copy
ns1.cwi.nl
cwi.nl stats
ns1.zurich.surf.net
surf.net stats
ns2.cwi.nl
cwi.nl stats
dwalin.nikhef.nl
nikhef.nl stats
TXT
Text Records
10 records
Copy
HARICA-SnDN4Irx82qOUXNni8S
Centrum Wiskunde & Informatica
Science Park 123, 1098 XG Amsterdam, Netherlands
adobe-idp-site-verification=a8667c98581a66df82f18dd9b4ec9ad04d2b0214fda298afa04b69ae89b16b4d
ZOOM_verify_QtFtKLPNUTBlqUfH6kXTNZ
ZOOM_verify_-TwabqfPQI2RrsWzDjTwfQ
MS=ms63043750
CWI (Centrum Wiskunde & Informatica)=pnqgTeOiurzbz4yD
v=spf1 ip4:192.16.191.0/27 ip4:192.174.88.179 ip4:192.174.88.180 ip4:13.58.74.171 include:_spf.surfmailfilter.nl include:projects5.greenlightsolutions.nl include:spf.protection.outlook.com ~all
apple-domain-verification=vKvt2VfbB2WZUhzQ
SOA
Start of Authority
1 record
Copy
Primary NS
ns1.cwi.nl
Hostmaster
hostmaster.cwi.nl
Serial
2026072001
Refresh
28800s
Retry
7200s
Expire
604800s
Min TTL
43200s
CAA
Certificate Authority Authorization
(none)
PTR
Reverse DNS
1 record
Copy
192.16.191.48
cwi.nl