impc.dk

Records from scan: 2026-10-09 12:07:48 · 1022ms total · last checked 2026-10-16 21:16 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

impc.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 December 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.135 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by impc-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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#

2 records 31ms

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 Records#

1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.135	3600s	linux24.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	impc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::10 52.101.103.39 52.101.68.10 52.101.91.153 52.101.91.159	mail-du0pr03cu00102.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-matpr04cu00207.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 56ms

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

📝 TXT Records#

3 records 166ms

TXT Record
p5gepoqpjjo7t30d71fcre215f
tpn48b0lkiirdcg3jbrs4fmtp
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.impc.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-09 12:07:48

www	185.21.41.135 (AS48854) (address records, no CNAME)
www vs bare domain	Same network impc.dk: 185.21.41.135 (AS48854) www.impc.dk: 185.21.41.135 (AS48854)
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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2026100201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-13 15:22:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-12-04
Expires	2026-12-31 (75d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

31ms

28ms

37ms

AAAA

37ms

TXT

166ms

CAA

43ms

HTTPS

49ms

TLSA

644ms

SOA

31ms

MTA-STS

40ms

DNSSEC

65ms

SRV

56ms

Total

1022ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:07:48 shown	1022ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 15:46:25	2409ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 15:34:15	1028ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 05:10:46	798ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 10:41:04	780ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 03:19:48	1053ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 02:26:42	1407ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 18:52:37	935ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 19:33:09	1494ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 18:13:53	1072ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 23:32:57	2114ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-05 21:22:26	9305ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 04:13:20	1777ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 10:41:17	1497ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:26:34	1344ms	2 NS 1 A 1 MX	🔒 Secure