rg-afterschool.dk
Last scanned: 2026-09-03 02:08:39  ·  727ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
NameserverIP addressesPTRASN / ISP
ns07.sac-it.dk 85.235.243.63 ns07.sac-it.dk AS3308 Norlys Digital A/S
ns08.sac-it.dk 128.76.60.63 ns08.sac-it.dk AS3292 TDC Holding A/S
🌍 A Records
🌍
No A records found
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverwww.roskilde-gymnasium.dk → 198.202.211.1
🔶 Autoconfigwww.roskilde-gymnasium.dk → 198.202.211.1
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ 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.rg-afterschool.dk www.roskilde-gymnasium.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC83ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026090301
Primary NS (MNAME)ns07.sac-it.dk
Responsible (RNAME)hostmaster@rg-afterschool.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
46ms
MX
42ms
AAAA
40ms
TXT
202ms
CAA
37ms
HTTPS
42ms
TLSA
43ms
SOA
0ms
MTA-STS
82ms
DNSSEC
83ms
SRV
129ms
Total
727ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 02:08:39 727ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-27 02:42:39 844ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-20 10:55:43 4300ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-14 05:51:25 817ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-08 05:23:57 1062ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-31 00:27:23 8442ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-23 21:35:44 834ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-17 23:24:10 772ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-12 14:00:16 702ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-03 02:48:17 608ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-26 05:07:41 648ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-21 11:02:22 1180ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-21 05:38:30 1172ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 06:56:18 757ms 2 NS 0 A 0 MX 🔒 Secure View
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