h-administration.dk

Records from scan: 2026-10-08 23:21:09 · 1389ms total · last checked 2026-10-16 21:26 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

h-administration.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It 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 hadministration-dk0c.mail.protection.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#

2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 49ms

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 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hadministration-dk0c.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca09::28 2a01:111:f403:ca21::10 2a01:111:f403:ca48::a 52.101.103.137 52.101.103.39 52.101.209.153 52.101.68.21	mail-am7pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00205.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 73ms

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

📝 TXT Records#

2 records 138ms

TXT Record
MS=ms82243586
v=spf1 ip4:82.163.161.240 ip4:82.163.160.196 ip4:213.237.51.217 include:spf.protection.outlook.com include:spf.onlinemail.io include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (h-administration.dk)
-all (hard fail)	v=spf1 ip4:82.163.161.240 ip4:82.163.160.196 ip4:213.237.51.217 include:spf.protection.outlook.com include:spf.onlinemail.io include:web.shared.mysmtp.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#

checked 2026-10-08 23:21:09

www	185.21.41.135 (AS48854) (address records, no CNAME)
www vs bare domain	Same network h-administration.dk: 185.21.41.135 (AS48854) www.h-administration.dk: 185.21.41.135 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

141ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2026100801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

49ms

46ms

AAAA

40ms

TXT

138ms

CAA

58ms

HTTPS

40ms

TLSA

607ms

SOA

31ms

MTA-STS

65ms

DNSSEC

141ms

SRV

73ms

Total

1389ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 23:21:09 shown	1389ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 21:13:21	778ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 18:59:21	1138ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 17:55:06	727ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 09:47:32	1197ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 16:41:59	1932ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:59:31	1880ms	2 NS 1 A 1 MX	🔒 Secure