1c.dk

Records from scan: 2026-10-01 09:48:06 · 499ms total · last checked 2026-10-17 05:40 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1c.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 5 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.135 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by 1c-dk.mail.eo.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 25ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.135	3600s	linux125.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	1c-dk.mail.eo.outlook.com	2a01:111:f403:c902::1 2a01:111:f403:c922::2 2a01:111:f403:f909::6 2a01:111:f403:f909::d 52.101.10.5 52.101.10.8 52.101.41.180 52.101.60.173	mail-sj2pr05cu00401.inbound.protection.outlook.com mail-bl0pr02cu00702.inbound.protection.outlook.com mail-bn3pr04cu00106.inbound.protection.outlook.com mail-bn0pr04cu01005.inbound.protection.outlook.com mail-bn6pr04cu00105.inbound.protection.outlook.com mail-bn1pr04cu00100.inbound.protection.outlook.com mail-byapr04cu00204.inbound.protection.outlook.com mail-bn3pr0501cu00105.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 → 40.104.116.24
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 53ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

1 records 128ms

TXT Record
MS=ms48378851

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-16 05:00:37

www	94.231.103.135 (AS48854) (address records, no CNAME)
www vs bare domain	Same network 1c.dk: 94.231.103.135 (AS48854) www.1c.dk: 94.231.103.135 (AS48854)
Wildcard	Yes: any name under the zone resolves
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026093000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 09:57:47

Field	Value
Registrar	Simply.com A/S
Registered	2000-05-05
Expires	2027-06-30 (256d)

📋 WHOIS#

⏱️ Lookup Timing#

25ms

26ms

33ms

AAAA

24ms

TXT

128ms

CAA

38ms

HTTPS

31ms

TLSA

76ms

SOA

29ms

MTA-STS

54ms

DNSSEC

71ms

SRV

53ms

Total

499ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 09:48:06 shown	499ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-25 08:44:08	659ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 15:20:28	755ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:34:19	2415ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 04:03:52	3834ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-15 04:52:13	17677ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-01 03:55:56	3484ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-30 01:25:24	3678ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 06:34:22	4776ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-24 21:28:09	6168ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 23:13:10	1190ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 18:37:08	3901ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 09:24:04	1156ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 14:11:50	4819ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:00:45	3205ms	4 NS 1 A 1 MX	🔒 Secure