symmetric.dk

Records from scan: 2026-09-20 08:56:43 · 2502ms total · last checked 2026-10-22 17:40 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

symmetric.dk is a .dk domain served by 2 nameservers (rocky.ns.cloudflare.com, wren.ns.cloudflare.com). It was registered on 22 April 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.60.37 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, has no 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 128ms

Nameserver	IP addresses	PTR	ASN / ISP
rocky.ns.cloudflare.com	108.162.193.227 172.64.33.227 173.245.59.227 2606:4700:58::adf5:3be3 2803:f800:50::6ca2:c1e3 2a06:98c1:50::ac40:21e3	rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
wren.ns.cloudflare.com	108.162.194.141 162.159.38.141 172.64.34.141 2606:4700:50::a29f:268d 2803:f800:50::6ca2:c28d 2a06:98c1:50::ac40:228d	wren.ns.cloudflare.com wren.ns.cloudflare.com wren.ns.cloudflare.com wren.ns.cloudflare.com wren.ns.cloudflare.com wren.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 131ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.60.37	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.191.111	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 131ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c01::1a	rc-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.191.111
🔶 Autoconfig	104.21.60.37

🔷 AAAA Records (IPv6)#

2 records 125ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:3c25	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:bf6f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 134ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.60.37,172.67.191.111 ech=AEX+DQBBBgAgACDFZmSvSdy1tuQvO6ru2QAqGKG1CcJ24y365EzI1gFGXgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:3c25,2606:4700:3033::ac43:bf6f

📝 TXT Records#

1 records 241ms

TXT Record
6yxwgtkp63fqjx9k5m25qscf4p4kmg2y

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-14 11:43:36

www	104.21.60.37 172.67.191.111 2606:4700:3032::6815:3c25 2606:4700:3033::ac43:bf6f (AS13335) (address records, no CNAME)
www vs bare domain	Same network symmetric.dk: 104.21.60.37 172.67.191.111 2606:4700:3032::6815:3c25 2606:4700:3033::ac43:bf6f (AS13335) www.symmetric.dk: 104.21.60.37 172.67.191.111 2606:4700:3032::6815:3c25 2606:4700:3033::ac43:bf6f (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

185ms

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	2414966368
Primary NS (MNAME)	rocky.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 19:08:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-04-22
Expires	2028-04-30 (554d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
earlydetectionsymmetric.dk	ONE.COM A/S
tidligopsporingplus.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

128ms

131ms

AAAA

125ms

TXT

241ms

CAA

122ms

HTTPS

134ms

TLSA

603ms

SOA

0ms

MTA-STS

139ms

DNSSEC

185ms

SRV

141ms

Total

2502ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-20 08:56:43 shown	2502ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-26 14:27:43	886ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-27 02:15:22	845ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-23 06:29:36	3627ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-21 15:59:40	1064ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 01:00:36	4285ms	2 NS 1 A 7 MX	🔒 Secure