rgf.dk DNS records

🖥️ Nameservers2 records 49ms

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 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
139.162.191.106	3600s	node3.ishost.dk	AS63949	Akamai Connected Cloud	139.162.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	rgf-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 52.101.68.16 52.101.73.11 52.101.73.12 52.101.73.30	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 82ms

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

📝 TXT Records2 records 195ms

TXT Record
MS=ms34659699
v=spf1 ip4:77.68.144.162 ip4:217.195.185.10/32 ip4:217.174.241.9/32 a:mail.infoserv.dk a:mail.halbooking.dk include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (rgf.dk)
~all (soft fail)	v=spf1 ip4:77.68.144.162 ip4:217.195.185.10/32 ip4:217.174.241.9/32 a:mail.infoserv.dk a:mail.halbooking.dk include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.rgf.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:e2xlnbq4uf@rua.powerdmarc.com; ruf=mailto:e2xlnbq4uf@ruf.powerdmarc.com; fo=1;

📬 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)

🔐 DNSSEC112ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

49ms

A

56ms

MX

49ms

AAAA

54ms

TXT

195ms

CAA

49ms

HTTPS

66ms

TLSA

179ms

SOA

0ms

MTA-STS

68ms

DNSSEC

112ms

SRV

82ms

Total

835ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 11:50:07	835ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 00:15:45	3356ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 15:58:41	1192ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 19:11:14	3763ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 22:56:20	925ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 12:08:11	883ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:30:19	881ms	2 NS 1 A 1 MX	🔒 Secure	View