ctwo.dk DNS records

🖥️ Nameservers3 records 48ms

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 Records1 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.201.60.48	7200s	jizo.oderland.com	AS44136	ODERLAND Webbhotell AB	91.201.60.0/22	🇸🇪 Sweden	—

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	7200s	ctwo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09:: 2a01:111:f403:ca09::e 52.101.68.18 52.101.68.5 52.101.73.126 52.101.73.24	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)1 records 86ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 Records2 records 347ms

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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.ctwo.dk	Z9TjbqCKhatztSHZ_u2AAwoUHrLqFTQxVDKajInvqKI

🔗 TLSA / DANE

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

🔐 DNSSEC238ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

48ms

A

93ms

MX

61ms

AAAA

86ms

TXT

347ms

CAA

92ms

HTTPS

80ms

TLSA

467ms

SOA

0ms

MTA-STS

133ms

DNSSEC

238ms

SRV

120ms

Total

1749ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 15:06:03	1749ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 10:30:43	5859ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 11:09:39	1257ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:21:49	4342ms	3 NS 1 A 0 MX	🔒 Secure	View
2026-06-16 23:11:25	626ms	3 NS 1 A 1 MX	🔒 Secure	View