rfg.dk

📜 Historical scan 2026-06-17 22:49:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rfg.dk is a .dk domain served by 4 nameservers (ns1-36.azure-dns.com, ns2-36.azure-dns.net, ns3-36.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 150.171.109.100 is hosted by Microsoft Corporation (AS8075) in United States. Mail is handled by rfg-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#

4 records 79ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-36.azure-dns.com	150.171.10.36 2603:1061:0:10::24	ns1-36.azure-dns.com ns1-36.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-36.azure-dns.net	150.171.16.36 2620:1ec:8ec:10::24	ns2-36.azure-dns.net ns2-36.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-36.azure-dns.org	13.107.222.36 2a01:111:4000:10::24	ns3-36.azure-dns.org ns3-36.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-36.azure-dns.info	13.107.206.36 2620:1ec:bda:10::24	ns4-36.azure-dns.info ns4-36.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
150.171.109.100	—	—	AS8075	Microsoft Corporation	150.171.64.0/18	🇺🇸 United States	—

📧 MX Records#

1 records 79ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	rfg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::20 2a01:111:f403:ca09::3 52.101.68.0 52.101.68.25 52.101.73.26 52.101.73.30	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 281ms

TXT Record
google-site-verification=pYCR8oj0flW0OARdJjSv8-DRaQNrT29EhIiYi8Ymw04
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com -all

✉️ SPF#

Policy	Record (rfg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com -all

📨 DMARC#

Policy	Record (_dmarc.rfg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:fsdylzsy@ag.dmarcian.com;

📬 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 2026-10-22 01:57:36

www CNAME	production-g9cvenb0abbfhtdf.z01.azurefd.net (all on azurefd.net) → 150.171.109.193 2603:1061:14:c0::1 (AS8075)
www vs bare domain	Same network rfg.dk: 150.171.109.194 (AS8075) www.rfg.dk: 150.171.109.193 2603:1061:14:c0::1 (AS8075)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-rfg-dk._domainkey.roskildefestival.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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

186ms

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

🏷️ SOA#

78ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-36.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

79ms

AAAA

79ms

TXT

281ms

CAA

82ms

HTTPS

82ms

TLSA

110ms

SOA

78ms

MTA-STS

32ms

DNSSEC

186ms

SRV

2040ms

Total

2819ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 01:57:36	713ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 01:25:59	834ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-27 10:28:44	1725ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-26 00:20:31	1172ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 20:45:47	920ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 22:49:39 shown	2819ms	4 NS 1 A 1 MX	🔒 Secure