b1silkeborg.dk

📜 Historical scan 2026-06-16 13:57:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

b1silkeborg.dk is a .dk domain served by 2 nameservers (henry.ns.cloudflare.com, izabella.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.129 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by b1silkeborg-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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
henry.ns.cloudflare.com	—	—	—
izabella.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.129	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.26	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	b1silkeborg-dk.mail.protection.outlook.com	52.101.124.117 52.101.137.0 52.101.157.80	mail-tydpr03cu00105.inbound.protection.outlook.com mail-sg2pr03cu00500.inbound.protection.outlook.com mail-os8pr02cu00100.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d51a	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3581	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.129,172.67.213.26 ech=AEX+DQBBlwAgACA41AMgc1sbai2CoOVhilCbC1JktSaHjQMIOv4l671bLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d51a,2606:4700:3034::6815:3581

📝 TXT Records#

2 records 113ms

TXT Record
MS=ms31107850
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (b1silkeborg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-08 06:41:40

www	NXDOMAIN
www vs bare domain	www does not resolve b1silkeborg.dk: 104.21.53.129 172.67.213.26 2606:4700:3035::6815:3581 2606:4700:3037::ac43:d51a (AS13335) www.b1silkeborg.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

127ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2406704772
Primary NS (MNAME)	henry.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

32ms

29ms

28ms

AAAA

31ms

TXT

113ms

CAA

28ms

HTTPS

28ms

TLSA

99ms

SOA

27ms

MTA-STS

55ms

DNSSEC

127ms

SRV

0ms

Total

824ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 06:41:40	2273ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 02:42:16	1805ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 05:02:44	2280ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-04 11:37:03	3901ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 11:17:07	764ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 15:47:42	1769ms	2 NS 2 A 1 MX	❓ Unknown
2026-07-24 13:20:33	4025ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 05:19:22	2149ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 04:53:39	1191ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 01:24:09	2602ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:57:20 shown	824ms	2 NS 2 A 1 MX	🔓 Insecure