ridersnotebook.dk

📜 Historical scan 2026-09-23 23:10:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ridersnotebook.dk is a .dk domain served by 2 nameservers (bob.ns.cloudflare.com, carol.ns.cloudflare.com). It was registered on 11 May 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.87.80 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ridersnotebook-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
bob.ns.cloudflare.com	108.162.193.104 172.64.33.104 173.245.59.104 2606:4700:58::adf5:3b68 2803:f800:50::6ca2:c168 2a06:98c1:50::ac40:2168	bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
carol.ns.cloudflare.com	108.162.192.80 172.64.32.80 173.245.58.80 2606:4700:50::adf5:3a50 2803:f800:50::6ca2:c050 2a06:98c1:50::ac40:2050	carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.87.80	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.142.129	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ridersnotebook-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:c967::c 2a01:111:f403:ca04::e 2a01:111:f403:ca09::a 52.101.103.162 52.101.68.25 52.101.73.120 52.101.73.155	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am7pr02cu00203.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	104.21.87.80
🔶 Autoconfig	172.67.142.129

🔷 AAAA Records (IPv6)#

2 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:5750	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8e81	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.87.80,172.67.142.129 ech=AEX+DQBB5QAgACAHha7AL9daEAh51j9786b+IrKaiWBNpCk/mflX79/TYwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5750,2606:4700:3037::ac43:8e81

🔌 SRV Records#

1 records 72ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 172ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:mail.iteras.dk -all

✉️ SPF#

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

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-09 02:47:30

www	104.21.87.80 172.67.142.129 2606:4700:3031::6815:5750 2606:4700:3037::ac43:8e81 (AS13335) (address records, no CNAME)
www vs bare domain	Same network ridersnotebook.dk: 104.21.87.80 172.67.142.129 2606:4700:3031::6815:5750 2606:4700:3037::ac43:8e81 (AS13335) www.ridersnotebook.dk: 104.21.87.80 172.67.142.129 2606:4700:3031::6815:5750 2606:4700:3037::ac43:8e81 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

124ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2415135099
Primary NS (MNAME)	bob.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 10:15:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-05-11
Expires	2027-05-31 (218d)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

47ms

43ms

AAAA

51ms

TXT

172ms

CAA

53ms

HTTPS

50ms

TLSA

240ms

SOA

0ms

MTA-STS

73ms

DNSSEC

124ms

SRV

72ms

Total

1013ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:46:21	820ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 15:36:57	1954ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 23:10:44 shown	1013ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-12 06:11:28	1633ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 05:37:06	2697ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 14:21:23	2136ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 13:34:06	1467ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 03:15:38	1503ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 05:44:32	1558ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:15:43	3407ms	2 NS 2 A 1 MX	🔓 Insecure