swampthing.dk

📜 Historical scan 2026-10-02 19:26:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

swampthing.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 4 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.150.135.109 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by swampthing.dk, torbenschoujensen.dk. 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#

4 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.150.135.109	3600s	x5996876d.customers.hiper-net.dk	AS203953	Hiper A/S	89.150.128.0/18	🇩🇰 Denmark	—

📧 MX Records#

2 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	swampthing.dk	::ffff:89.150.135.109 89.150.135.109	— x5996876d.customers.hiper-net.dk	AS203953 Hiper A/S AS203953 Hiper A/S
20	3600s	torbenschoujensen.dk	139.162.236.42 2a01:7e00::f03c:91ff:fe24:e076	li1521-42.members.linode.com —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	89.150.135.109
🔶 Autoconfig	89.150.135.109

🔷 AAAA Records (IPv6)#

1 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
::ffff:89.150.135.109	3600s	—	AS203953	Hiper A/S	—	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 154ms

TXT Record
v=spf1 mx a ip4:139.162.214.233 ip6:2a01:7e00::f03c:92ff:feb4:8e6f ip4:89.150.135.109 ip6:0000:0000:0000:0000:0000:ffff:5996:876d -all

✉️ SPF#

Policy	Record (swampthing.dk)
-all (hard fail)	v=spf1 mx a ip4:139.162.214.233 ip6:2a01:7e00::f03c:92ff:feb4:8e6f ip4:89.150.135.109 ip6:0000:0000:0000:0000:0000:ffff:5996:876d -all

📨 DMARC#

Policy	Record (_dmarc.swampthing.dk)
p=none (monitor only)	v=DMARC1; p=none; fo=1; rua=mailto:tsj@swampthing.dk;ruf=mailto:tsj@swampthing.dk

📬 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 2026-10-13 05:01:17

www	89.150.135.109 ::ffff:89.150.135.109 (AS203953) (address records, no CNAME)
www vs bare domain	Same network swampthing.dk: 89.150.135.109 ::ffff:89.150.135.109 (AS203953) www.swampthing.dk: 89.150.135.109 ::ffff:89.150.135.109 (AS203953)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

58ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2026100100
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-20 01:35:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-02-04
Expires	2029-02-28 (862d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
ballerupit.dk	Punktum dk A/S (direct)
bt-flindt.dk	Punktum dk A/S (direct)
torbenschoujensen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

28ms

AAAA

39ms

TXT

154ms

CAA

30ms

HTTPS

22ms

TLSA

288ms

SOA

26ms

MTA-STS

49ms

DNSSEC

58ms

SRV

63ms

Total

787ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 05:01:16	2497ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-07 15:32:37	694ms	4 NS 1 A 2 MX	🔒 Secure
2026-10-02 19:26:59 shown	787ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-29 19:08:21	732ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-29 14:58:13	1311ms	4 NS 1 A 2 MX	🔒 Secure
2026-07-03 00:54:59	952ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-25 07:55:43	3720ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-17 13:11:00	810ms	4 NS 1 A 2 MX	🔒 Secure