rytmiskcenter.dk
Last scanned: 2026-06-17 14:40:38  ·  1645ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   71ms
NameserverIP addressesPTRASN / ISP
ns1.simpleagencygroup.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simpleagencygroup.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   71ms
IPTTLPTRASNISP / OrgCIDRCountryCity
20.50.2.16 — — AS8075 Microsoft Corporation 20.48.0.0/12 🇳🇱 The Netherlands Amsterdam
📧 MX Records1 records   90ms
PriorityTTLMail ServerIP addressesPTRASN
10 — rytmiskcenter-dk.mail.protection.outlook.com 2a01:111:f403:ca04::10
2a01:111:f403:ca04::6
2a01:111:f403:ca04::c
2a01:111:f403:ca04::d
52.101.68.18
52.101.68.39
52.101.73.26
52.101.73.4		 mail-dbapr03cu00100.inbound.protection.outlook.com
mail-db4pr02cu00406.inbound.protection.outlook.com
mail-db9pr02cu00204.inbound.protection.outlook.com
mail-db6pr03cu00105.inbound.protection.outlook.com
mail-db4pr02cu00302.inbound.protection.outlook.com
mail-db7pr03cu00607.inbound.protection.outlook.com
mail-as9pr05cu01302.inbound.protection.outlook.com
mail-am0pr83cu00404.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   146ms
TXT Record
v=spf1 +ip4:178.20.217.252 +ip4:194.150.113.0/24 +ip4:194.150.112.0/24 +include:spf.protection.outlook.com +include:servers.mcsv.net -all
✉️ SPF
PolicyRecord (rytmiskcenter.dk)
-all (hard fail) v=spf1 +ip4:178.20.217.252 +ip4:194.150.113.0/24 +ip4:194.150.112.0/24 +include:spf.protection.outlook.com +include:servers.mcsv.net -all
📨 DMARC
PolicyRecord (_dmarc.rytmiskcenter.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:d765ee458c18866@rep.dmarcanalyzer.com; ruf=mailto:d765ee458c18866@for.dmarcanalyzer.com; fo=1;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC213ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA86ms
FieldValue
Serial2025072901
Primary NS (MNAME)ns1.simpleagencygroup.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
71ms
A
71ms
MX
90ms
AAAA
72ms
TXT
146ms
CAA
72ms
HTTPS
82ms
TLSA
388ms
SOA
86ms
MTA-STS
94ms
DNSSEC
213ms
SRV
0ms
Total
1645ms
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