247-ost.dk

Records from scan: 2026-09-18 02:00:57 · 2266ms total · last checked 2026-10-16 03:54 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

247-ost.dk is a .dk domain served by 2 nameservers (alfred.ns.cloudflare.com, isla.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.30 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by 247ost-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 125ms

Nameserver	IP addresses	PTR	ASN / ISP
alfred.ns.cloudflare.com	108.162.195.131 162.159.44.131 172.64.35.131 2606:4700:58::a29f:2c83 2803:f800:50::6ca2:c383 2a06:98c1:50::ac40:2383	alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
isla.ns.cloudflare.com	108.162.192.119 172.64.32.119 173.245.58.119 2606:4700:50::adf5:3a77 2803:f800:50::6ca2:c077 2a06:98c1:50::ac40:2077	isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 170ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.30	300s	vm1330.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	247ost-dk0i.mail.protection.outlook.com	2a01:111:f403:ca21::10 2a01:111:f403:ca21::8 2a01:111:f403:ca48::12 2a01:111:f403:ca48::a 52.101.68.16 52.101.73.126 52.101.73.145 52.101.91.156	mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-maspr04cu00104.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 → 52.98.241.200

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 503ms

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

📝 TXT Records#

2 records 373ms

TXT Record
MS=ms39401119
v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (247-ost.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 include:web.shared.mysmtp.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#

checked 2026-10-08 11:10:01

www	185.21.40.30 (AS48854) (address records, no CNAME)
www vs bare domain	Same network 247-ost.dk: 185.21.40.30 (AS48854) www.247-ost.dk: 185.21.40.30 (AS48854)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

182ms

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	2414908004
Primary NS (MNAME)	alfred.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#

125ms

170ms

91ms

AAAA

123ms

TXT

373ms

CAA

120ms

HTTPS

97ms

TLSA

156ms

SOA

0ms

MTA-STS

166ms

DNSSEC

182ms

SRV

503ms

Total

2266ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-18 02:00:57 shown	2266ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-08 21:44:55	1530ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 05:50:56	945ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-06 12:31:06	2102ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-29 07:02:17	2666ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-27 08:36:36	784ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-26 08:01:25	730ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-25 07:36:03	8746ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-24 06:31:13	8689ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-17 21:20:14	1240ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-10 21:28:04	3531ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-09 15:22:34	1270ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-08 13:31:40	787ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-04 21:45:50	2701ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-03 15:42:39	362ms	1 NS 0 A 0 MX	❓ Unknown
2026-06-30 20:13:39	1274ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 09:37:36	2887ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 01:06:55	2285ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 02:49:44	956ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:41:38	2710ms	2 NS 1 A 1 MX	🔓 Insecure