arr.dk
Last scanned: 2026-08-28 23:51:50  ·  7699ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   41ms
NameserverIP addressesPTRASN / ISP
ns1.desec.io 2607:f740:e633:deec::2
45.54.76.1		 ns1.desec.io
ns1.desec.io		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
ns2.desec.org 157.53.224.1
2607:f740:e00a:deec::2		 ns2.desec.org
ns2.desec.org		 AS36217 NetActuate, Inc
AS36217 NetActuate, Inc
own-redel-acb7d45388a7151fae20b32f204f22d9 — — —
🌍 A Records1 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
191.235.208.12 3600s — AS8075 Microsoft Corporation 191.232.0.0/13 🇮🇪 Ireland Dublin
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverdata4u.azurewebsites.net → 40.112.90.244
🔶 Autoconfigdata4u.azurewebsites.net → 40.112.90.244
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   201ms
TXT Record
9D792F32560AFEF48F0B069485D861F706B7ED03CF7D866160E958CF9323D02B
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.arr.dk data4u.azurewebsites.net
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC102ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2022064266
Primary NS (MNAME)get.desec.io
Responsible (RNAME)get@desec.io
Refresh86400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
41ms
A
35ms
MX
38ms
AAAA
38ms
TXT
201ms
CAA
34ms
HTTPS
34ms
TLSA
6975ms
SOA
0ms
MTA-STS
102ms
DNSSEC
102ms
SRV
94ms
Total
7699ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 23:51:50 7699ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-26 17:06:38 2832ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-21 19:19:53 9256ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-15 10:16:19 2942ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-09 10:39:39 1238ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-06 13:19:02 1528ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-24 17:47:54 10194ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-17 20:01:42 1272ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-10 17:06:47 1403ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-03 20:32:01 3368ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-26 23:34:08 1227ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-25 10:23:51 1223ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-22 14:55:19 923ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 18:10:17 977ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-16 12:52:04 1355ms 3 NS 1 A 0 MX 🔒 Secure View
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