jacobbahn.dk

📜 Historical scan 2026-09-15 10:00:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jacobbahn.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 17 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 138.201.246.148 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by aspmx1.migadu.com, aspmx2.migadu.com. The zone is DNSSEC-signed and validates, publishes a 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#

5 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1pri.webhosting.dk	157.250.160.80	ns1pri.webhosting.dk	AS3342 Cibicom A/S
ns2.mywebtonet.com	157.250.163.66	ns2.mywebtonet.com	AS3342 Cibicom A/S
ns2.webhosting.dk	157.250.163.65	ns2.webhosting.dk	AS3342 Cibicom A/S
ns3.webhosting.dk	2a01:4f9:c010:7e3d::1 95.217.166.205	— ns3.webhosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns7.webhosting.dk	159.69.216.38 2a01:4f8:1c0c:6cd6::1	ns7.webhosting.dk —	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
138.201.246.148	600s	static.148.246.201.138.clients.your-server.de	AS24940	Hetzner Online GmbH	138.201.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

2 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	aspmx1.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS
20	600s	aspmx2.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	138.201.246.148
🔶 Autoconfig	autoconfig.migadu.com → 141.94.97.141

🔷 AAAA Records (IPv6)#

1 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:c013:e3a3::1	600s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 136ms

TXT Record
hosted-email-verify=vzsq3y5m
v=spf1 include:spf.migadu.com -all

✉️ SPF#

Policy	Record (jacobbahn.dk)
-all (hard fail)	v=spf1 include:spf.migadu.com -all

📨 DMARC#

Policy	Record (_dmarc.jacobbahn.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-21 11:19:00

www	138.201.246.148 2a01:4f8:c013:e3a3::1 (AS24940) (address records, no CNAME)
www vs bare domain	Same network jacobbahn.dk: 138.201.246.148 2a01:4f8:c013:e3a3::1 (AS24940) www.jacobbahn.dk: 138.201.246.148 2a01:4f8:c013:e3a3::1 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

126ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	3010122061
Primary NS (MNAME)	ns1pri.webhosting.dk
Responsible (RNAME)	hostmaster@webhosting.dk
Refresh	21600s
Retry	3600s
Expire	14515200s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 12:27:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-10-17
Expires	2026-10-31 (7d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

51ms

35ms

AAAA

37ms

TXT

136ms

CAA

39ms

HTTPS

47ms

TLSA

328ms

SOA

0ms

MTA-STS

57ms

DNSSEC

126ms

SRV

81ms

Total

1175ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 11:19:00	895ms	5 NS 1 A 2 MX	🔒 Secure
2026-09-22 11:31:01	2521ms	5 NS 1 A 2 MX	🔒 Secure
2026-09-15 10:00:48 shown	1175ms	5 NS 1 A 2 MX	🔒 Secure
2026-08-31 19:42:46	1197ms	5 NS 1 A 2 MX	🔒 Secure
2026-06-17 13:20:56	1286ms	5 NS 1 A 2 MX	🔒 Secure