c201.dk

📜 Historical scan 2026-10-02 22:29:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

c201.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.79 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by c201-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.79	3600s	linux74.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	c201-dk.mail.protection.outlook.com	2a01:111:f403:ca21::e 2a01:111:f403:ca38::8 2a01:111:f403:ca38::a 2a01:111:f403:ca48::c 52.101.181.156 52.101.185.114 52.101.73.123 52.101.91.156	mail-matpr04cu00306.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-maspr04cu00104.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 58ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 154ms

TXT Record
MS=ms12388908
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (c201.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 11:59:17

www CNAME	c201.dk (all on c201.dk) → 94.231.103.79 (AS48854)
www vs bare domain	Same network c201.dk: 94.231.103.79 (AS48854) www.c201.dk: 94.231.103.79 (AS48854)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

72ms

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

🏷️ SOA#

43ms

Field	Value
Serial	2026100200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

35ms

24ms

AAAA

29ms

TXT

154ms

CAA

44ms

HTTPS

36ms

TLSA

798ms

SOA

43ms

MTA-STS

44ms

DNSSEC

72ms

SRV

58ms

Total

1432ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 11:59:17	1261ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 22:29:10 shown	1432ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 22:25:28	716ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-09 05:00:46	1505ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 13:10:43	1343ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 07:05:09	775ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 18:39:31	1297ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 18:49:41	1008ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 18:40:52	810ms	3 NS 1 A 1 MX	🔒 Secure