responz.dk DNS records

🖥️ Nameservers2 records 49ms

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 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.153.100	600s	—	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	responz-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::8 2a01:111:f403:ca09::28 2a01:111:f403:ca09::c 52.101.68.5 52.101.73.19 52.101.73.22 52.101.73.26	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.24
🔶 Autoconfig	responz.dk → 93.191.153.100

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 188ms

TXT Record
MS=ms84207473
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 include:spf.comendosystems.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (responz.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 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

🔏 ACME Challenge

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

🔗 TLSA / DANE

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

🔐 DNSSEC155ms

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

🏷️ SOA0ms

Field	Value
Serial	2023061501
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

49ms

A

54ms

MX

69ms

AAAA

78ms

TXT

188ms

CAA

105ms

HTTPS

51ms

TLSA

181ms

SOA

0ms

MTA-STS

143ms

DNSSEC

155ms

SRV

95ms

Total

1197ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:33:56	1197ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 17:14:45	984ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 10:44:58	1500ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 05:30:47	950ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 04:54:02	1185ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 21:55:54	2773ms	2 NS 1 A 1 MX	🔒 Secure	View