lasseberg.dk
Last scanned: 2026-08-26 08:27:18  ·  2835ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
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   2029ms
IPTTLPTRASNISP / OrgCIDRCountryCity
66.6.44.4 43198s — AS2635 Automattic, Inc 66.6.40.0/21 🇺🇸 United States Ashburn
📧 MX Records1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverdomains.tumblr.com → 74.114.154.22
🔶 Autoconfigdomains.tumblr.com → 74.114.154.22
🔷 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.lasseberg.dk domains.tumblr.com
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC2069ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081701
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
43ms
A
2029ms
MX
36ms
AAAA
46ms
TXT
179ms
CAA
40ms
HTTPS
54ms
TLSA
383ms
SOA
0ms
MTA-STS
82ms
DNSSEC
2069ms
SRV
97ms
Total
2835ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 08:27:18 2835ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-19 07:10:08 3694ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-26 09:24:40 5171ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 09:45:50 4531ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 05:17:09 892ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 21:55:51 3911ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 16:45:35 1152ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 15:54:47 1056ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 03:38:27 774ms 2 NS 1 A 0 MX 🔒 Secure View
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