syoss.dk

📜 Historical scan 2026-06-20 23:07:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

syoss.dk is a .dk domain served by 2 nameservers (udns1.cscdns.net, udns2.cscdns.uk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 143.204.238.100 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by .. The zone is not DNSSEC-signed, publishes a 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	udns1.cscdns.net udns1.cscdns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	udns2.cscdns.uk ns2.alba.bank	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

4 records 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
143.204.238.100	600s	server-143-204-238-100.arn53.r.cloudfront.net	AS16509	Amazon.com, Inc.	143.204.224.0/20	🇺🇸 United States	—
143.204.238.22	600s	server-143-204-238-22.arn53.r.cloudfront.net	AS16509	Amazon.com, Inc.	143.204.224.0/20	🇺🇸 United States	—
143.204.238.30	600s	server-143-204-238-30.arn53.r.cloudfront.net	AS16509	Amazon.com, Inc.	143.204.224.0/20	🇺🇸 United States	—
143.204.238.32	600s	server-143-204-238-32.arn53.r.cloudfront.net	AS16509	Amazon.com, Inc.	143.204.224.0/20	🇺🇸 United States	—

📧 MX Records#

1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	28800s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

8 records 68ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2600:9000:215d:3c00:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:6200:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:7800:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:8a00:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:9400:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:9800:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:c400:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:215d:f200:17:a2ff:7dc0:93a1	600s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 201ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (syoss.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.syoss.dk)
p=reject	v=DMARC1; p=reject; sp=none; aspf=s; adkim=s

📬 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 2026-10-22 01:38:11

www CNAME	dt8u5wxynkmif.cloudfront.net (all on cloudfront.net) → 65.9.106.113 65.9.106.116 65.9.106.22 65.9.106.7 2600:9000:2024:3000:17:a2ff:7dc0:93a1 2600:9000:2024:7000:17:a2ff:7dc0:93a1 2600:9000:2024:7e00:17:a2ff:7dc0:93a1 2600:9000:2024:a400:17:a2ff:7dc0:93a1 (AS16509)
www vs bare domain	Same network syoss.dk: 143.204.238.100 143.204.238.22 143.204.238.30 143.204.238.32 (AS16509) www.syoss.dk: 65.9.106.113 65.9.106.116 65.9.106.22 65.9.106.7 (AS16509)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

105ms

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

🏷️ SOA#

73ms

Field	Value
Serial	2019111120
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	premiumdns@support.neustar
Refresh	7200s
Retry	7200s
Expire	2419200s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

54ms

67ms

55ms

AAAA

68ms

TXT

201ms

CAA

52ms

HTTPS

53ms

TLSA

192ms

SOA

73ms

MTA-STS

53ms

DNSSEC

105ms

SRV

74ms

Total

693ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 01:38:11	1133ms	2 NS 4 A 1 MX	🔓 Insecure
2026-10-09 14:50:26	1008ms	2 NS 4 A 1 MX	🔓 Insecure
2026-09-30 02:38:08	575ms	2 NS 4 A 1 MX	🔓 Insecure
2026-09-25 08:43:28	2674ms	2 NS 4 A 1 MX	🔓 Insecure
2026-06-28 00:22:41	1672ms	2 NS 4 A 1 MX	🔓 Insecure
2026-06-27 22:21:59	944ms	2 NS 4 A 1 MX	🔓 Insecure
2026-06-25 09:05:44	2225ms	2 NS 4 A 1 MX	🔓 Insecure
2026-06-20 23:07:36 shown	693ms	2 NS 4 A 1 MX	🔓 Insecure
2026-06-20 01:38:48	860ms	2 NS 4 A 1 MX	🔓 Insecure
2026-06-17 22:27:37	3573ms	2 NS 4 A 0 MX	🔓 Insecure