gronteknik.dk DNS records

🖥️ Nameservers2 records 40ms

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 Records1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.223.25.68	600s	fagblad10.hosttech.dk	AS48854	team.blue Denmark A/S	185.223.24.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	gronteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::5 2a01:111:f403:ca09::24 2a01:111:f403:ca48::a 52.101.68.16 52.101.68.21 52.101.73.126 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am0pr04cu00500.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	gronteknik.dk → 185.223.25.68

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 138ms

TXT Record
_globalsign-domain-verification=znMOJ5Bhj-kRGcjkCIRmhDWZKasQrOEHUqHPAiRq1N
google-site-verification=RghwLfQXvUkc_f0YxxdzIQbuZtLAl_SwNbkj0T3pcZI
MS=ms31383723
v=spf1 ip4:93.191.153.100/31 ip4:93.191.153.121/30 ip4:93.191.153.125/32 ip4:89.249.14.75/32 ip4:217.198.216.182/32 ip4:217.198.220.96/27 ip4:185.223.25.64/32 ip4:185.223.25.67/32 ip4:185.223.25.68/32 include:spf.comendosystems.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (gronteknik.dk)
-all (hard fail)	v=spf1 ip4:93.191.153.100/31 ip4:93.191.153.121/30 ip4:93.191.153.125/32 ip4:89.249.14.75/32 ip4:217.198.216.182/32 ip4:217.198.220.96/27 ip4:185.223.25.64/32 ip4:185.223.25.67/32 ip4:185.223.25.68/32 include:spf.comendosystems.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.gronteknik.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc-feedback@gronteknik.dk;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.gronteknik.dk	gronteknik.dk

🔗 TLSA / DANE

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

🔐 DNSSEC73ms

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

🏷️ SOA0ms

Field	Value
Serial	2025032401
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

31ms

MX

30ms

AAAA

40ms

TXT

138ms

CAA

35ms

HTTPS

37ms

TLSA

239ms

SOA

0ms

MTA-STS

58ms

DNSSEC

73ms

SRV

64ms

Total

904ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 22:52:20	904ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 03:43:25	2544ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 17:46:26	1661ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 17:01:39	1745ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:44:07	968ms	2 NS 1 A 1 MX	🔒 Secure	View