IPv4 Addresses

TTL

IPv6 Addresses

TTL

Name Servers

TTL

Mail Servers

TTL

SOA Details

TTL
20m
SOA Responsible
dns.cloudflare.com
SOA Serial
2402826905
SOA Times
Refresh 2h
Retry 40m
Expire 7d
Minimum TTL 30m

Certificate Authority Authorization

TTL
CAA
0 iodef mailto:[email protected]
5m
0 issue digicert.com ; cansignhttpexchanges=yes
5m
0 issue pki.goog ; cansignhttpexchanges=yes
5m
5m
5m
0 issuewild digicert.com ; cansignhttpexchanges=yes
5m
0 issuewild harica.gr
5m
0 issuewild pki.goog ; cansignhttpexchanges=yes
5m
5m
0 issuewild ssl.com
5m
CAA
0 issuewild studielink.nl
5m

DMARC

TTL
DMARC Policy

Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).

none quarantine reject
5m
DMARC Subdomain Policy

Subdomain policy (sp): when set, it applies to hostnames below this domain instead of p; if omitted, subdomains inherit the organizational policy.

none quarantine reject
DMARC Percentage

pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).

100
DMARC RUA

Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.

No aggregate report URIs (RUA).
DMARC RUF

Forensic (per-failure) reports. Often omitted for privacy or volume.

No forensic report URIs (RUF).

DKIM

TTL
DKIM Selector selector2
v=DKIM1 k=rsa
20m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqHhMVxYjpc6sO3SkJ...
DKIM Selector selector1
v=DKIM1 k=rsa
20m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCiawIszV1cgcPX/Vy8...

SPF (Sender Policy Framework)

TTL
SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass ip4
+ Pass ip6
+ Pass include
+ Pass include
+ Pass include
+ Pass include
- Fail all
5m

MTA-STS

TTL

This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).

Text Content

TTL
HARICA-U8f81rNhuPRgdAqT877
5m
MS=2A0AED1FFD0CE77B9FB39620F82CEB7941843DAA
5m
QuoVadis=e2987c16-c5d1-453a-960d-500ca1af5089
5m
status-page-domain-verification=h0cnz9bfh6zp
5m
TXT
7m85mb40hoarmn2p3fituhqfk8
5m
TXT
_rfsh1u5syw7teyxdq0o8g1qcnaiztsq
5m
TXT
ppkey-607b924c395b2a40355532b283074d6a
5m

DNSSEC Public Keys

TTL
DNSKEY
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
20m
DNSKEY
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
20m

Delegation Signer

TTL
DS
2371 13 2 F629750585CD6BF1DDBCA80DB3D991860DC091B0C4B752D3871171E49080E525
20m

DNSSEC Next Secure

TTL
NSEC
.studielink.nl ["TYPE65", "TYPE64", "TYPE61", "TYPE60", "TYPE59", "TYPE55", "TYPE53", "TYPE52", "DNSKEY", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "SOA", "NS", "A", "CAA", "TYPE256"]
20m