sahlgren.dk
Last scanned: 2026-08-23 23:47:13  ·  967ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   49ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   49ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.211.38 3600s domain-parking.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records3 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod5-cph3.one.com 185.164.14.54 mx1.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod5-cph3.one.com 185.164.14.55 mx2.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod5-cph3.one.com 185.164.14.56 mx3.pub.mailpod5-cph3.one.com AS51468 One.com A/S
🔷 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
🔗 TLSA / DANE3 records   98ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 63EF463E384F266BA4F41EE149A2C594…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 63EF463E384F266BA4F41EE149A2C594…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 63EF463E384F266BA4F41EE149A2C594…
🔐 DNSSEC151ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082302
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
49ms
MX
39ms
AAAA
71ms
TXT
211ms
CAA
51ms
HTTPS
58ms
TLSA
98ms
SOA
0ms
MTA-STS
129ms
DNSSEC
151ms
SRV
107ms
Total
967ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-23 23:47:13 967ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-22 22:58:04 1572ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-27 03:19:52 4770ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-29 23:18:35 594ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-24 05:51:06 711ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-23 18:37:10 851ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-21 09:18:16 1059ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-21 08:38:25 1131ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 13:06:28 670ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-17 11:47:17 945ms 2 NS 1 A 3 MX 🔒 Secure View
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