jr-gruppen.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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.40	3600s	—	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	jrgruppen-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::a 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.16 52.101.68.25 52.101.68.5 52.101.73.22	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00106.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

📝 TXT Records1 records 173ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (jr-gruppen.dk)
-all (hard fail)	v=spf1 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)

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2021111801
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

40ms

MX

75ms

AAAA

45ms

TXT

173ms

CAA

61ms

HTTPS

55ms

TLSA

359ms

SOA

0ms

MTA-STS

100ms

DNSSEC

110ms

SRV

72ms

Total

1040ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:10:50	1040ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 00:42:31	1447ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 00:00:51	1372ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 10:24:30	1013ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:05:29	2964ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 21:42:30	1008ms	2 NS 1 A 1 MX	🔒 Secure	View