infracore.dk

📜 Historical scan 2026-10-01 09:13:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

infracore.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 19 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.178 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by infracore-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	195.242.131.5 2001:67c:564:fffc::11	ns1.e-studio.dk ns1.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.e-studio.dk	2a00:1b18:2:3::2 62.69.152.34	ns2.e-studio.dk ns2.e-studio.dk	AS47527 DLX A/S AS47527 DLX A/S
ns3.e-studio.dk	193.200.90.183 2001:67c:564:fffc::13	ns3.e-studio.dk ns3.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🌍 A Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.200.90.178	14400s	web6.e-studio.dk	AS62121	Christian Ebsen ApS	193.200.90.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	infracore-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::9 2a01:111:f403:ca04::d 2a01:111:f403:ca09::22 52.101.209.28 52.101.68.25 52.101.68.29 52.101.91.162	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00302.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
🔶 Autoconfig	193.200.90.178

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 61ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

2 records 134ms

TXT Record
7sj9lc7277ad6tsp8p67ieoben
v=spf1 +a +mx +ip4:193.200.90.178 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (infracore.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:193.200.90.178 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.infracore.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-26 17:33:31

www CNAME	infracore.dk (all on infracore.dk) → 193.200.90.178 (AS62121)
www vs bare domain	Same network infracore.dk: 193.200.90.178 (AS62121) www.infracore.dk: 193.200.90.178 (AS62121)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.infracore.dk	8FV8HkNYTtS1sL4W4FcJjg7cBdWL5XxnuGmIDfpVQXI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

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

🏷️ SOA#

48ms

Field	Value
Serial	2026100101
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-19 22:08:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-12-19
Expires	2026-12-31 (65d)

🔗 Same registrant#

3 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).

Domain	Registrar
fritidsgear.dk	Punktum dk A/S (direct)
sicc.dk	Punktum dk A/S (direct)
tastesen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

33ms

58ms

AAAA

39ms

TXT

134ms

CAA

39ms

HTTPS

39ms

TLSA

366ms

SOA

48ms

MTA-STS

66ms

DNSSEC

82ms

SRV

61ms

Total

904ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-26 17:33:31	498ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-25 03:26:01	527ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-23 19:03:41	1594ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-22 02:07:14	1743ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-21 01:45:55	1745ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-19 21:55:54	2154ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-18 21:11:22	1196ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-17 20:37:58	1352ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-16 20:33:14	1358ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-15 19:52:12	1477ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-14 18:53:17	1246ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-13 18:51:39	2663ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-12 17:53:03	1903ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 16:45:12	1200ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-10 15:13:29	1427ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 11:43:42	2126ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 11:04:01	3384ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-07 10:47:59	1462ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-06 09:47:47	2713ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-05 09:34:46	1581ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-04 09:29:28	2957ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 09:24:22	1351ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 09:22:04	2598ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 09:13:25 shown	904ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 11:36:19	2001ms	3 NS 1 A 1 MX	🔒 Secure