ctwo.dk

📜 Historical scan 2026-06-16 23:11:25 · ← 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. Mail is handled by ctwo-dk.mail.protection.outlook.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#

3 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.oderland.com	—	—	—
dns2.oderland.com	—	—	—
dns3.oderland.com	—	—	—

🌍 A Records#

1 records 45ms

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

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	ctwo-dk.mail.protection.outlook.com	52.101.68.12 52.101.68.15 52.101.68.39 52.101.73.26	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

1 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:28f0:3013:26::	—	—	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 140ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_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 CNAME	ctwo.dk (all on ctwo.dk) → 91.201.60.48 2a02:28f0:3013:26:: (AS44136)
www vs bare domain	Same network ctwo.dk: 91.201.60.48 2a02:28f0:3013:26:: (AS44136) www.ctwo.dk: 91.201.60.48 2a02:28f0:3013:26:: (AS44136)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

111ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2026061201
Primary NS (MNAME)	dns1.oderland.com
Responsible (RNAME)	registry@oderland.se
Refresh	3600s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-12 08:18:41

Field	Value
Registrar	ODERLAND Webbhotell AB
Registered	2021-10-29
Expires	2027-10-28 (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).

Domain	Registrar
musematter.dk	ODERLAND Webbhotell AB

📋 WHOIS#

⏱️ Lookup Timing#

45ms

AAAA

57ms

TXT

140ms

CAA

53ms

HTTPS

41ms

TLSA

108ms

SOA

49ms

MTA-STS

62ms

DNSSEC

111ms

SRV

0ms

Total

626ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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	4342ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-16 23:11:25 shown	626ms	3 NS 1 A 1 MX	🔒 Secure