tcs.dk

📜 Historical scan 2026-06-18 08:40:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tcs.dk is a .dk domain served by 3 nameservers (dns1.oderland.com, dns2.oderland.com, dns3.oderland.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.201.60.163 is hosted by ODERLAND Webbhotell AB (AS44136) in Sweden. Mail is handled by mx1.oderland.com, mx2.oderland.com and 2 more. The zone is not DNSSEC-signed, 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#

3 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.oderland.com	2a02:28f0::41 91.201.61.4	dns1.oderland.com dns1.oderland.com	AS44136 ODERLAND Webbhotell AB AS44136 ODERLAND Webbhotell AB
dns2.oderland.com	2a02:28f0::46:1 46.16.239.247	dns2.oderland.com dns2.oderland.com	AS44136 ODERLAND Webbhotell AB AS44136 ODERLAND Webbhotell AB
dns3.oderland.com	2a00:1a28:1108:b::4:1 46.246.43.220	dns3.oderland.com dns3.oderland.com	AS42708 Glesys AB AS42708 Glesys AB

🌍 A Records#

1 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.201.60.163	—	premium25.oderland.com	AS44136	ODERLAND Webbhotell AB	91.201.60.0/22	🇸🇪 Sweden	—

📧 MX Records#

4 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	mx1.oderland.com	2a02:28f0::8:1 91.201.60.244	mx1.oderland.com mx1.oderland.com	AS44136 ODERLAND Webbhotell AB AS44136 ODERLAND Webbhotell AB
1	—	mx2.oderland.com	2a02:28f0::9:1 91.201.61.244	mx2.oderland.com mx2.oderland.com	AS44136 ODERLAND Webbhotell AB AS44136 ODERLAND Webbhotell AB
1	—	mx3.oderland.com	2a02:28f0::16:1 91.201.62.34	mx3.oderland.com mx3.oderland.com	AS44136 ODERLAND Webbhotell AB AS44136 ODERLAND Webbhotell AB
1	—	mx4.oderland.com	2a02:28f0::17:1 91.201.63.5	mx4.oderland.com mx4.oderland.com	AS44136 ODERLAND Webbhotell AB AS44136 ODERLAND Webbhotell AB

🔷 AAAA Records (IPv6)#

1 records 84ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:28f0:304e:49::	—	premium25.oderland.com	AS44136	ODERLAND Webbhotell AB	2a02:28f0:0:0:0:0:0:0/29	🇸🇪 Sweden	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 212ms

TXT Record
v=spf1 ip4:91.201.60.163 +a +mx +include:_vsp.oderland.com ~all

✉️ SPF#

Policy	Record (tcs.dk)
~all (soft fail)	v=spf1 ip4:91.201.60.163 +a +mx +include:_vsp.oderland.com ~all

📨 DMARC#

Policy	Record (_dmarc.tcs.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-09-30 19:34:44

www CNAME	tcs.dk (all on tcs.dk)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

170ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

81ms

Field	Value
Serial	2026051303
Primary NS (MNAME)	dns1.oderland.com
Responsible (RNAME)	registry@oderland.se
Refresh	3600s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

66ms

65ms

82ms

AAAA

84ms

TXT

212ms

CAA

63ms

HTTPS

64ms

TLSA

54ms

SOA

81ms

MTA-STS

46ms

DNSSEC

170ms

SRV

129ms

Total

730ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:34:44	644ms	3 NS 1 A 4 MX	🔓 Insecure
2026-08-24 14:07:50	10185ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-27 21:33:55	1388ms	3 NS 1 A 4 MX	🔓 Insecure
2026-06-18 08:40:00 shown	730ms	3 NS 1 A 4 MX	🔓 Insecure