obholzer.dk

📜 Historical scan 2026-08-22 08:44:46  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

obholzer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.152 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 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 Records#

1 records   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.152 3600s — AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod15-cph3.g1i.one.com 104.37.35.36 mx1.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod15-cph3.g1i.one.com 104.37.35.37 mx2.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod15-cph3.g1i.one.com 104.37.35.38 mx3.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod15-cph3.g1i.one.com 104.37.35.39 mx4.mailpod15-cph3.g1i.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.111.240.152
🔶 Autoconfig77.111.240.152

🔷 AAAA Records (IPv6)#

1 records   50ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:c5:aff8:c85a:17e3 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 23:12:37
www77.111.240.187 2a02:2350:5:102:80da:a34c:ab81:ed25 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

99ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

2050ms
FieldValue
Serial2026070802
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-06 23:02:19
FieldValue
RegistrarONE.COM A/S
Registered2024-09-09
Expires2027-09-08 (325d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
44ms
MX
40ms
AAAA
50ms
TXT
195ms
CAA
56ms
HTTPS
48ms
TLSA
4047ms
SOA
2050ms
MTA-STS
74ms
DNSSEC
99ms
SRV
72ms
Total
10897ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-29 13:22:13 730ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-23 12:02:42 624ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-08 04:21:10 1578ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-29 04:08:54 620ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-22 08:44:46 shown 10897ms 2 NS 1 A 4 MX 🔓 Insecure
2026-07-08 20:34:02 1111ms 2 NS 1 A 4 MX 🔓 Insecure
2026-07-02 10:52:36 1772ms 2 NS 1 A 4 MX 🔓 Insecure
2026-06-17 23:05:56 681ms 2 NS 1 A 4 MX 🔓 Insecure
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