c2wind.dk DNS records

🖥️ Nameservers2 records 260ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 253ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
128.140.28.110	3600s	static.110.28.140.128.clients.your-server.de	AS24940	Hetzner Online GmbH	128.140.0.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 263ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	c2wind-com.mail.protection.outlook.com	2a01:111:f403:ca09::5 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 2a01:111:f403:ca09::c 52.101.68.12 52.101.68.29 52.101.73.12 52.101.73.2	mail-am1pr04cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 308ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 614ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (c2wind.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC366ms

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

🏷️ SOA276ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-16 01:55:23

Field	Value
Registrar	ONE.COM A/S
Registered	2015-08-07
Expires	2026-08-31 (expired)

📋 WHOIS

⏱️ Lookup Timing

NS

260ms

A

253ms

MX

263ms

AAAA

240ms

TXT

614ms

CAA

261ms

HTTPS

257ms

TLSA

913ms

SOA

276ms

MTA-STS

302ms

DNSSEC

366ms

SRV

308ms

Total

2531ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 02:17:30	812ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 21:31:02	4662ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 03:53:23	9289ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 01:54:42	1550ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 10:23:11	1077ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 14:41:06	2531ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 03:49:57	1558ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 23:29:56	1862ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 18:41:08	2330ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 15:52:39	914ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 14:27:48	1737ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:42:41	458ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:40:20	919ms	2 NS 1 A 1 MX	🔒 Secure	View