rgf.dk

📜 Historical scan 2026-07-15 19:11:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rgf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 October 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 139.162.191.106 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by rgf-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 29ms

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 Records#

1 records 29ms

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 Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	rgf-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::a 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 52.101.68.21 52.101.68.39 52.101.73.12 52.101.73.24	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 100ms

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

📝 TXT Records#

2 records 154ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 23:31:32

www	139.162.191.106 (AS63949) (address records, no CNAME)
www vs bare domain	Same network rgf.dk: 139.162.191.106 (AS63949) www.rgf.dk: 139.162.191.106 (AS63949)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-rgf-dk._domainkey.rgf01.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2048ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 16:52:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-10-04
Expires	2027-10-31 (378d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

30ms

AAAA

30ms

TXT

154ms

CAA

30ms

HTTPS

29ms

TLSA

931ms

SOA

0ms

MTA-STS

38ms

DNSSEC

2048ms

SRV

100ms

Total

3763ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:31:32	2217ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 08:26:23	850ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 12:27:52	1433ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 03:12:46	1066ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 11:50:07	835ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 00:15:45	3356ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-19 15:58:41	1192ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 19:11:14 shown	3763ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 22:56:20	925ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 12:08:11	883ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:30:19	881ms	2 NS 1 A 1 MX	🔒 Secure