frb-privatskole.dk

📜 Historical scan 2026-08-08 19:18:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frb-privatskole.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 19 March 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.1.86 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by frbprivatskole-dk0i.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.1.86	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.128.240	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	frbprivatskole-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::20 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 52.101.68.16 52.101.68.29 52.101.68.8 52.101.73.15	mail-dbapr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.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
🔶 Autoconfig	172.67.128.240

🔷 AAAA Records (IPv6)#

2 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:80f0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:156	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.1.86,172.67.128.240 ech=AEX+DQBBzQAgACDFl1Wh4O+Htz5ArFjMGYGlNSwnfVX8c0mzxb5j/4m8VQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:80f0,2606:4700:3035::6815:156

📝 TXT Records#

1 records 197ms

TXT Record
v=spf1 mx a include:web.shared.mysmtp.com ip4:89.221.167.1/24 ip4:5.186.164.156 ip4:94.18.218.35 ip4:94.18.218.34 include:spf.protection.outlook.com ip4:213.199.132.245 -all

✉️ SPF#

Policy	Record (frb-privatskole.dk)
-all (hard fail)	v=spf1 mx a include:web.shared.mysmtp.com ip4:89.221.167.1/24 ip4:5.186.164.156 ip4:94.18.218.35 ip4:94.18.218.34 include:spf.protection.outlook.com ip4:213.199.132.245 -all

📨 DMARC#

Policy	Record (_dmarc.frb-privatskole.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:f000a92ddc4049639bace4be61ba6feb@dmarc-reports.cloudflare.net;

📬 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 2026-10-20 09:36:28

www	104.21.1.86 172.67.128.240 2606:4700:3034::ac43:80f0 2606:4700:3035::6815:156 (AS13335) (address records, no CNAME)
www vs bare domain	Same network frb-privatskole.dk: 104.21.1.86 172.67.128.240 2606:4700:3034::ac43:80f0 2606:4700:3035::6815:156 (AS13335) www.frb-privatskole.dk: 104.21.1.86 172.67.128.240 2606:4700:3034::ac43:80f0 2606:4700:3035::6815:156 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-frbprivatskole-dk0i._domainkey.frederiksbergprivatskole.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: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2059ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2411678650
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 10:13:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-03-19
Expires	2027-03-31 (154d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

53ms

48ms

46ms

AAAA

52ms

TXT

197ms

CAA

32ms

HTTPS

58ms

TLSA

940ms

SOA

0ms

MTA-STS

80ms

DNSSEC

2059ms

SRV

87ms

Total

4238ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 09:36:28	1055ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 13:43:50	1155ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-03 12:33:36	1045ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-01 23:55:49	629ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 22:41:07	1136ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-15 18:56:56	2524ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-06 13:02:00	2048ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-08 19:18:49 shown	4238ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-05 11:08:43	2061ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-16 10:36:06	17146ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-15 05:05:29	2228ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 13:01:29	957ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 19:35:47	5058ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-20 07:27:08	1816ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 09:40:41	956ms	2 NS 2 A 1 MX	🔒 Secure