IPv4 Addresses
sqr.nl. 60 IN A 37.46.140.6
IPv6 Addresses
sqr.nl. 60 IN AAAA 2A01:518:1:1041:0:0:0:6
Name Servers
sqr.nl. 1200 IN NS anycast-eu.dns.sqr.domains. sqr.nl. 1200 IN NS anycast-global.dns.sqr.cloud. sqr.nl. 1200 IN NS unicast-eu.dns.sqr.nl.
SOA Details
sqr.nl. 1200 IN SOA ns1.cyso.nl. dnsadmin.cysonet.com. 1788393600 16384 2048 1209600 300
Certificate Authority Authorization
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
Forensic (per-failure) reports. Often omitted for privacy or volume.
sqr.nl. 900 IN DMARC v=DMARC1; p=quarantine; rua=mailto:[email protected];
DKIM
sqr.nl. 1200 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsg66aILIDDXPgWJwq+6V+CnI2qLhbuZWNGhwErbLhMmz5+H6eHwLum1kLIJVkjL8ZgrnnBFil11+Psfvi7TRMwVtCcqD/u0x3nPn1qyv1Dz74uwdwVNUzqRfd9WjvKd80yXoNQapf/+XhH0bHX8M9HQGVndQQ+yBXkwAP86CLo9YXHBNHvTID8lNXo/UjoFaPNFi+PGvTJ7STPeUT3wjcM9lqKFCrUaSE8lce9XYHXXq2sRMNnEyxheuXo9pf3zY/Fl2aKfFsNY1YNyuW82pO8/Jo9oEjbWpJ3QZlZNzk5eqyf4qVs1xCdzBdV9nRwlql8g75tcqBugKs2ZwXVJP2QIDAQAB; sqr.nl. 1200 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1Xh24DxaFywiDrlp+y15rsM8rxSgJlL6Jml6uP/4XMsmxaRtOUBxUGDr12c/cy/hx7X44KcFonI25n4INNkohLgEGKGIukOmwVOAFL8DbXhSbzbuf95twn/v7wXU516lLr3buJFUQzelpPM0nDxVnP0hdnN0yOidP0/d1Gn580xhgykYo7m/+uzaVQMsGk4W7FCAPBRpZR7LWShk8wVDg+wXeXccbJTAT7iNQa9dr1kK64dJAKvX2EYaHnI2I0+ebGtfyhrFFHBjiOllCxEOBh7aKNic3DAq/7SHO6gH7WwRyaUdktPtTU/MYSXByPZwSY5lZbc6IMYMNlaAm/7jnQIDAQAB;
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | a |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip6 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| - Fail | all |
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sqr.nl. 1200 IN TXT "v=spf1 a include:servers.mcsv.net include:_spf.google.com include:spf.mydomainprovider.com include:spf.filtermail.eu ip4:37.46.140.0/24 ip4:85.158.200.0/21 ip4:93.94.224.0/21 ip4:85.158.204.8/31 ip4:81.24.0.0/22 ip6:2a01:518:1:42:8::0/80 ip4:62.129.138.0/24 ip4:62.129.139.0/24 ip4:62.129.144.0/24 ip4:62.129.149.0/24 ip4:194.110.211.0/24 include:spf.simplemailservice.eu include:spf.protection.outlook.com include:spf.cm.puzzel.com -all"
MTA-STS
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).
DNSSEC Public Keys
sqr.nl. 300 IN DNSKEY 257 3 8 AwEAAc+jKwo0nhKJizmEWdj0qvq7YiGs98a1baDMLCznWSkIBunmAI8FISi+q63Vv9paKHY5iT6CJNDpUpkci5rO2QpW+i9w0DQkIOv5duTN11MaFOWGT2e163scZwBIPFzST8Ez0DdZtr5h35BidVyiNNMG8r34EZ+0cERPlidrvAUej7aB1lNwKJpfGeFWE5ZNJmd8vppmqLH6bXvv2dycGkxAKIYS60AlO/HHVIHfAG7wqrl8p9vrOsivz0GEl9Wyp3Wk3Hr0MaKhg0NAABKBeLsBgaGV7SryxKkZx5plLOjDKjwrWxuJrOZwIcGS29UoKx7QnUA1tq+7czR0p6A6La0= sqr.nl. 300 IN DNSKEY 256 3 8 AwEAAZ7qnOXDR4X7g2QLeuazA9idvdlv1HQ8ewdduTFrUbpNnJZvdFsXAd/091Pbej47Rc2OOGx1UeJhQ0WUCNYigZtAZJbQ/JC6Zw82UB5aSrGk5+Xn/2hosoFoFMjz13gDTgdy4zPWc2VS2wAPR4eP0vKwv3EePhdEAwgKciD5SdFl
Delegation Signer
sqr.nl. 1200 IN DS 54131 8 2 8F732DB6543E8527009644B51F635535D576BF734AD026D195FB226E245D0B77
DNSSEC Next Secure
sqr.nl. 300 IN NSEC _dmarc.sqr.nl ["DNSKEY", "NSEC", "RRSIG", "AAAA", "TXT", "MX", "SOA", "NS", "A"]