silcofa.dk

Records from scan: 2026-10-06 11:31:32 · 1177ms total · last checked 2026-10-19 05:06 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

silcofa.dk is a .dk domain served by 2 nameservers (meiling.ns.cloudflare.com, sullivan.ns.cloudflare.com). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.46.231 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by silcofa-dk.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
meiling.ns.cloudflare.com	108.162.194.254 162.159.38.254 172.64.34.254 2606:4700:50::a29f:26fe 2803:f800:50::6ca2:c2fe 2a06:98c1:50::ac40:22fe	meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sullivan.ns.cloudflare.com	108.162.195.161 162.159.44.161 172.64.35.161 2606:4700:58::a29f:2ca1 2803:f800:50::6ca2:c3a1 2a06:98c1:50::ac40:23a1	sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.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 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.46.231	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.35	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	silcofa-dk.mail.protection.outlook.com	2a01:111:f403:ca21::8 2a01:111:f403:ca21::c 2a01:111:f403:ca38::8 2a01:111:f403:ca48::12 52.101.103.143 52.101.185.21 52.101.209.28 52.101.68.12	mail-matpr04cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:2ee7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8f23	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.46.231,172.67.143.35 ech=AEX+DQBB3gAgACAfU09z3zuow9r9bfTFbnvLFkrmJ8r2lUKL/204mrBUEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2ee7,2606:4700:3035::ac43:8f23

📝 TXT Records#

2 records 208ms

TXT Record
MS=ms83757666
v=spf1 ip4:152.115.107.189 include:_spf.powerhosting.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (silcofa.dk)
-all (hard fail)	v=spf1 ip4:152.115.107.189 include:_spf.powerhosting.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.silcofa.dk)
p=reject	v=DMARC1; p=reject

📬 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#

checked 2026-10-06 11:31:32

www	Address record (no CNAME)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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-silcofa-dk._domainkey.silcofadk.onmicrosoft.com	RSA · ~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#

68ms

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

🏷️ SOA#

38ms

Field	Value
Serial	2416686037
Primary NS (MNAME)	meiling.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 11:47:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-02-16
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

51ms

47ms

AAAA

44ms

TXT

208ms

CAA

43ms

HTTPS

61ms

TLSA

637ms

SOA

38ms

MTA-STS

60ms

DNSSEC

68ms

SRV

68ms

Total

1177ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 11:31:32 shown	1177ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 07:14:29	1468ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-16 01:27:29	2764ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-28 05:39:23	1677ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-19 03:24:35	12722ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-25 21:38:49	2135ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-22 16:45:38	19162ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-01 21:23:16	1876ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-30 09:55:37	989ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 05:51:06	1357ms	2 NS 2 A 1 MX	🔒 Secure