trefor-elnet.dk

📜 Historical scan 2026-09-15 14:13:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trefor-elnet.dk is a .dk domain served by 2 nameservers (audrey.ns.cloudflare.com, lochlan.ns.cloudflare.com). It was registered on 1 July 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.33.145 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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 78ms

Nameserver	IP addresses	PTR	ASN / ISP
audrey.ns.cloudflare.com	108.162.194.66 162.159.38.66 172.64.34.66 2606:4700:50::a29f:2642 2803:f800:50::6ca2:c242 2a06:98c1:50::ac40:2242	audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lochlan.ns.cloudflare.com	108.162.195.234 162.159.44.234 172.64.35.234 2606:4700:58::a29f:2cea 2803:f800:50::6ca2:c3ea 2a06:98c1:50::ac40:23ea	lochlan.ns.cloudflare.com lochlan.ns.cloudflare.com lochlan.ns.cloudflare.com lochlan.ns.cloudflare.com lochlan.ns.cloudflare.com lochlan.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 106ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.33.145	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.146.104	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 154ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:9268	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:2191	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 126ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.33.145,172.67.146.104 ech=AEX+DQBBhwAgACD+dQCs+QKfJP3Jt5nzhTUzAlMJTgzDWR5HAynwfMh/cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9268,2606:4700:3034::6815:2191

📝 TXT Records#

1 records 241ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.trefor-elnet.dk)
p=reject	v=DMARC1;p=reject;sp=reject;rua=mailto:nv2dtvfy@ag.eu.dmarcadvisor.com;ruf=mailto:nv2dtvfy@fr.eu.dmarcadvisor.com

📬 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 2026-10-09 12:25:22

www	104.21.33.145 172.67.146.104 2606:4700:3033::ac43:9268 2606:4700:3034::6815:2191 (AS13335) (address records, no CNAME)
www vs bare domain	Same network trefor-elnet.dk: 104.21.33.145 172.67.146.104 2606:4700:3033::ac43:9268 2606:4700:3034::6815:2191 (AS13335) www.trefor-elnet.dk: 104.21.33.145 172.67.146.104 2606:4700:3033::ac43:9268 2606:4700:3034::6815:2191 (AS13335)
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

🔎 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#

180ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414514078
Primary NS (MNAME)	audrey.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 07:00:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-07-01
Expires	2027-07-31 (284d)

📋 WHOIS#

⏱️ Lookup Timing#

78ms

106ms

125ms

AAAA

154ms

TXT

241ms

CAA

118ms

HTTPS

126ms

TLSA

764ms

SOA

0ms

MTA-STS

110ms

DNSSEC

180ms

SRV

151ms

Total

2198ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:25:22	740ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-05 06:24:32	571ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-03 06:13:30	611ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-15 14:13:28 shown	2198ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-07 07:15:17	1579ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-31 04:21:50	1577ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-18 21:52:45	7896ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-24 22:06:10	2846ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-09 15:10:56	846ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-02 23:05:38	10685ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-17 12:59:06	2635ms	2 NS 2 A 0 MX	🔒 Secure