ctwo.dk

📜 Historical scan 2026-06-20 00:21:49  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ctwo.dk is a .dk domain served by 3 nameservers (dns1.oderland.com, dns2.oderland.com, dns3.oderland.com). It was registered on 29 October 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.201.60.48 is hosted by ODERLAND Webbhotell AB (AS44136) in Sweden. 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#

3 records   111ms
NameserverIP addressesPTRASN / 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   74ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.201.60.48 7200s jizo.oderland.com AS44136 ODERLAND Webbhotell AB 91.201.60.0/22 🇸🇪 Sweden —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.98.16.71

🔷 AAAA Records (IPv6)#

1 records   81ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:28f0:3013:26:: 7200s jizo.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#

2 records   2268ms
TXT Record
MS=ms53165196
v=spf1 ip4:91.201.60.48 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (ctwo.dk)
-all (hard fail) v=spf1 ip4:91.201.60.48 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.ctwo.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 2026-10-12 07:52:53
www CNAMEctwo.dk (all on ctwo.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.ctwo.dk zWmywCb8x2HuvVfnR6QuLRFGSXV1wvqJe1Kpcq0TsR0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

4034ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-12 08:18:41
FieldValue
RegistrarODERLAND Webbhotell AB
Registered2021-10-29
Expires2027-10-28 (372d)

🔗 Same registrant#

1 domain

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).

DomainRegistrar
musematter.dkODERLAND Webbhotell AB
📋 WHOIS#

⏱️ Lookup Timing#

NS
111ms
A
74ms
MX
4019ms
AAAA
81ms
TXT
2268ms
CAA
80ms
HTTPS
104ms
TLSA
126ms
SOA
4030ms
MTA-STS
137ms
DNSSEC
4034ms
SRV
171ms
Total
4342ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 07:52:53 1735ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 01:07:45 1096ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-26 04:47:01 845ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-26 15:06:03 1749ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-12 10:30:43 5859ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-21 11:09:39 1257ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-20 00:21:49 shown 4342ms 3 NS 1 A 0 MX 🔒 Secure
2026-06-16 23:11:25 626ms 3 NS 1 A 1 MX 🔒 Secure
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