holrc.dk DNS records

🖥️ Nameservers2 records 45ms

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 Records1 records 47ms

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 Records1 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holrc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca09::1 52.101.103.143 52.101.209.153 52.101.68.12 52.101.73.11	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 112ms

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

📝 TXT Records2 records 291ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC87ms

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

🏷️ SOA0ms

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

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

47ms

MX

63ms

AAAA

72ms

TXT

291ms

CAA

43ms

HTTPS

59ms

TLSA

618ms

SOA

0ms

MTA-STS

78ms

DNSSEC

87ms

SRV

112ms

Total

1439ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:37:56	1439ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 05:52:04	1202ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 07:10:25	2274ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-15 03:06:28	25633ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 07:52:04	2646ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 07:44:31	1010ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 15:49:17	844ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:59:50	2393ms	2 NS 1 A 1 MX	🔓 Insecure	View