refraktor.dk

📜 Historical scan 2026-06-20 00:00:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

refraktor.dk is a .dk domain served by 2 nameservers (kai.ns.cloudflare.com, lady.ns.cloudflare.com). It was registered on 21 March 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.10.52 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by refraktor-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 71ms

Nameserver	IP addresses	PTR	ASN / ISP
kai.ns.cloudflare.com	108.162.193.188 172.64.33.188 173.245.59.188 2606:4700:58::adf5:3bbc 2803:f800:50::6ca2:c1bc 2a06:98c1:50::ac40:21bc	kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lady.ns.cloudflare.com	108.162.192.127 172.64.32.127 173.245.58.127 2606:4700:50::adf5:3a7f 2803:f800:50::6ca2:c07f 2a06:98c1:50::ac40:207f	lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.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 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.10.52	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.60	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	refraktor-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::5 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.68.0 52.101.73.12 52.101.73.16 52.101.73.24	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.8
🔶 Autoconfig	104.21.10.52

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:a34	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:833c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.10.52,172.67.131.60 ech=AEX+DQBBjQAgACDLcc0IVU47ovwQ8f0u0keIUrvqMVxNDz7J9ttgklC2AQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:a34,2606:4700:3035::ac43:833c

🔌 SRV Records#

1 records 222ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 307ms

TXT Record
MS=ms67014193
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (refraktor.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 2026-10-14 01:54:30

www	104.21.10.52 172.67.131.60 2606:4700:3033::6815:a34 2606:4700:3035::ac43:833c (AS13335) (address records, no CNAME)
www vs bare domain	Same network refraktor.dk: 104.21.10.52 172.67.131.60 2606:4700:3033::6815:a34 2606:4700:3035::ac43:833c (AS13335) www.refraktor.dk: 104.21.10.52 172.67.131.60 2606:4700:3033::6815:a34 2606:4700:3035::ac43:833c (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

121ms

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

🏷️ SOA#

37ms

Field	Value
Serial	2407332500
Primary NS (MNAME)	kai.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 02:06:15

Field	Value
Registrar	ONE.COM A/S
Registered	2016-03-21
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

71ms

57ms

53ms

AAAA

49ms

TXT

307ms

CAA

50ms

HTTPS

38ms

TLSA

327ms

SOA

37ms

MTA-STS

69ms

DNSSEC

121ms

SRV

222ms

Total

1231ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 01:54:30	4266ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 22:15:28	1127ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 13:48:37	1502ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 21:02:04	805ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 19:34:02	739ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 16:34:26	3025ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 17:16:02	4368ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 11:32:50	1453ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 02:28:34	1141ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 13:23:41	957ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 20:25:02	6545ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 21:48:07	1025ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 00:00:24 shown	1231ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 22:49:26	1253ms	2 NS 2 A 1 MX	🔓 Insecure