csgruppen.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 2037ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.70.196.123	598s	nb-live-03.twistedbytes.eu	AS202053	UpCloud Ltd	185.70.196.0/22	🇵🇱 Poland	—

📧 MX Records1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	csgruppen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca09::2 2a01:111:f403:ca09::b 52.101.209.153 52.101.68.10 52.101.68.29 52.101.68.8	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 52.98.149.136

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 88ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records7 records 340ms

TXT Record
_globalsign-domain-verification=djyZP4xbV0pOrJm_CKboBzNNd7l00T3C5nrgJ2vWPY
_globalsign-domain-verification=Kiee3lhR2Oq_a-4ajZPhU890cVQwYg-MIx5dtvhS84
adobe-idp-site-verification=0898fbebab7d2af2a2e11d0d25ecc498df8f70745f509197b4b1a0f6a499e1c6
apple-domain-verification=e95Xfq3ieTZGQ7rh
MS=ms68133965
pcZSGZ+5DYIcjV8erV9JWMcm3l+d+mFKw9WSe5ZGJSWPcfJDt7vMJcYlO0WVZn08I8tXvmfFaKlJuEJBqiIvwA==
v=spf1 ip4:87.54.30.168 ip4:212.98.91.203 ip4:52.143.4.202 ip4:51.137.12.127 ip4:87.48.160.210 include:spf.protection.outlook.com include:spf.exclaimer.net include:_spf-hosting.eg.dk include:spf.twistedbytes.eu include:spf.curanet.dk -all

✉️ SPF

Policy	Record (csgruppen.dk)
-all (hard fail)	v=spf1 ip4:87.54.30.168 ip4:212.98.91.203 ip4:52.143.4.202 ip4:51.137.12.127 ip4:87.48.160.210 include:spf.protection.outlook.com include:spf.exclaimer.net include:_spf-hosting.eg.dk include:spf.twistedbytes.eu include:spf.curanet.dk -all

📨 DMARC

Policy	Record (_dmarc.csgruppen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:mlv2ujrnvh@rua.dmarc.bluebyte.dk; ruf=mailto:mlv2ujrnvh@ruf.dmarc.bluebyte.dk; fo=0; t=n;

📬 MTA-STS349ms

Check	Result
Status	🧪 Testing
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	testing
Policy ID	20250410121147453325
max_age	86400s
Policy MX	csgruppen-dk.mail.protection.outlook.com

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:mlv2ujrnvh@tls.dmarc.bluebyte.dk

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

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

🔐 DNSSEC94ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

60ms

A

2037ms

MX

69ms

AAAA

43ms

TXT

340ms

CAA

58ms

HTTPS

53ms

TLSA

310ms

SOA

0ms

MTA-STS

349ms

DNSSEC

94ms

SRV

88ms

Total

2814ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 23:30:41	2814ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 19:46:59	1039ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 01:54:43	3473ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 10:22:29	6679ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 21:48:47	1435ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:05:21	1020ms	2 NS 1 A 1 MX	🔒 Secure	View