b1silkeborg.dk

📜 Historical scan 2026-06-21 01:24:09 · ← 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 169ms

Nameserver	IP addresses	PTR	ASN / ISP
henry.ns.cloudflare.com	108.162.193.176 172.64.33.176 173.245.59.176 2606:4700:58::adf5:3bb0 2803:f800:50::6ca2:c1b0 2a06:98c1:50::ac40:21b0	henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
izabella.ns.cloudflare.com	108.162.194.46 162.159.38.46 172.64.34.46 2606:4700:50::a29f:262e 2803:f800:50::6ca2:c22e 2a06:98c1:50::ac40:222e	izabella.ns.cloudflare.com izabella.ns.cloudflare.com izabella.ns.cloudflare.com izabella.ns.cloudflare.com izabella.ns.cloudflare.com izabella.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 220ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.129	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.26	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 302ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	b1silkeborg-dk.mail.protection.outlook.com	2a01:111:f403:cc09:: 2a01:111:f403:cc1a::8 2a01:111:f403:cc1f::4 52.101.124.117 52.101.137.0 52.101.157.80	mail-sg2pr03cu00500.inbound.protection.outlook.com mail-tydpr03cu00100.inbound.protection.outlook.com mail-os8pr02cu00104.inbound.protection.outlook.com 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 AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.53.129

🔷 AAAA Records (IPv6)#

2 records 168ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d51a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3581	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 290ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.129,172.67.213.26 ech=AEX+DQBB/QAgACDMgwPuGhu6b8/mmdJmn95MCEwRI/EiQc437uG+/RUHFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d51a,2606:4700:3034::6815:3581

📝 TXT Records#

2 records 549ms

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#

460ms

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

🏷️ SOA#

286ms

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#

169ms

220ms

302ms

AAAA

168ms

TXT

549ms

CAA

309ms

HTTPS

290ms

TLSA

349ms

SOA

286ms

MTA-STS

196ms

DNSSEC

460ms

SRV

319ms

Total

2602ms

🕐 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 shown	2602ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:57:20	824ms	2 NS 2 A 1 MX	🔓 Insecure