holrc.dk

📜 Historical scan 2026-06-25 07:52:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holrc.dk is a .dk domain served by 2 nameservers (ns1.nrd.dk, ns2.nrd.dk). It was registered on 17 November 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.88.95.64 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by holrc-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

2 records 248ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nrd.dk	208.94.148.4	ns10.dnsmadeeasy.com	AS16552 Tiggee LLC
ns2.nrd.dk	208.80.124.4	ns11.dnsmadeeasy.com	AS16552 Tiggee LLC

🌍 A Records#

1 records 269ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.88.95.64	3600s	dedi7385.your-server.de	AS24940	Hetzner Online GmbH	23.88.0.0/17	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 244ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holrc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::e 2a01:111:f403:ca09::1 2a01:111:f403:ca09::c 52.101.68.27 52.101.68.5 52.101.73.16 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 390ms

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

📝 TXT Records#

2 records 738ms

TXT Record
02QsLIbuyRaJMCizxfP9wI+t+5spfi/egWKMLOipw+P2y7ecrdLN/UDFo1dlTvHpJ5VaslVfl958u3Kr3nj9kg==
v=spf1 ip4:185.21.41.184 ip4:134.213.7.164 ip4:194.116.128.11 a:relay.amadeus.net include:spf.comendosystems.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (holrc.dk)
-all (hard fail)	v=spf1 ip4:185.21.41.184 ip4:134.213.7.164 ip4:194.116.128.11 a:relay.amadeus.net include:spf.comendosystems.com 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 09:24:51

www	23.88.95.64 (AS24940) (address records, no CNAME)
www vs bare domain	Same network holrc.dk: 23.88.95.64 (AS24940) www.holrc.dk: 23.88.95.64 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

550ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

222ms

Field	Value
Serial	2009010127
Primary NS (MNAME)	ns10.dnsmadeeasy.com
Responsible (RNAME)	dns@dnsmadeeasy.com
Refresh	43200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration#

WHOIS fetched 2026-10-10 00:57:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-11-17
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

248ms

269ms

244ms

AAAA

257ms

TXT

738ms

CAA

219ms

HTTPS

260ms

TLSA

821ms

SOA

222ms

MTA-STS

263ms

DNSSEC

550ms

SRV

390ms

Total

2646ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:24:51	2236ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-03 05:58:44	1041ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-02 09:21:14	1133ms	2 NS 0 A 0 MX	❓ Unknown
2026-09-30 06:32:52	650ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 06:09:34	1862ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 16:18:01	2639ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 03:37:56	1439ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 05:52:04	1202ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 07:10:25	2274ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-15 03:06:28	25633ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 07:52:04 shown	2646ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 07:44:31	1010ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 15:49:17	844ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:59:50	2393ms	2 NS 1 A 1 MX	🔓 Insecure