sebb.dk

📜 Historical scan 2026-06-25 08:34:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sebb.dk is a .dk domain served by 3 nameservers (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com). It was registered on 7 July 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 206.189.243.236 is hosted by DigitalOcean, LLC (AS14061) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is of unknown DNSSEC status, has no DMARC policy and has no IPv6 address. 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#

3 records 244ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.digitalocean.com	172.64.52.210 2606:4700:52::ac40:34d2	ns1.digitalocean.com ns1.digitalocean.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns2.digitalocean.com	172.64.53.21 2606:4700:5a::ac40:3515	ns2.digitalocean.com ns2.digitalocean.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ns3.digitalocean.com	172.64.49.209 2606:4700:52::ac40:31d1	ns3.digitalocean.com ns3.digitalocean.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 223ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
206.189.243.236	1655s	—	AS14061	DigitalOcean, LLC	206.189.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

7 records 225ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx4.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	206.189.243.236
🔶 Autoconfig	206.189.243.236

🔷 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 23:41:34

www	206.189.243.236 (AS14061) (address records, no CNAME)
www vs bare domain	Same network sebb.dk: 206.189.243.236 (AS14061) www.sebb.dk: 206.189.243.236 (AS14061)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

636ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

240ms

Field	Value
Serial	0
Primary NS (MNAME)	ns1.digitalocean.com
Responsible (RNAME)	hostmaster@sebb.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 22:44:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-07-07
Expires	2027-07-31 (282d)

📋 WHOIS#

⏱️ Lookup Timing#

244ms

223ms

225ms

AAAA

244ms

TXT

794ms

CAA

228ms

HTTPS

245ms

TLSA

390ms

SOA

240ms

MTA-STS

260ms

DNSSEC

636ms

SRV

287ms

Total

2745ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-15 09:25:04	10037ms	3 NS 1 A 7 MX	🔓 Insecure
2026-09-12 00:54:09	9656ms	3 NS 1 A 7 MX	🔓 Insecure
2026-08-27 07:33:19	2960ms	3 NS 1 A 7 MX	🔓 Insecure
2026-06-25 08:34:13 shown	2745ms	3 NS 1 A 7 MX	❓ Unknown
2026-06-18 03:57:43	1838ms	3 NS 1 A 7 MX	🔓 Insecure