e57.dk

📜 Historical scan 2026-07-16 14:02:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

e57.dk is a .dk domain served by 2 nameservers (brenda.ns.cloudflare.com, byron.ns.cloudflare.com). It was registered on 9 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.18.3 is hosted by Cloudflare, Inc. (AS13335). 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
brenda.ns.cloudflare.com	108.162.192.77 172.64.32.77 173.245.58.77 2606:4700:50::adf5:3a4d 2803:f800:50::6ca2:c04d 2a06:98c1:50::ac40:204d	brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
byron.ns.cloudflare.com	108.162.195.67 162.159.44.67 172.64.35.67 2606:4700:58::a29f:2c43 2803:f800:50::6ca2:c343 2a06:98c1:50::ac40:2343	byron.ns.cloudflare.com byron.ns.cloudflare.com byron.ns.cloudflare.com byron.ns.cloudflare.com byron.ns.cloudflare.com byron.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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.18.3	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.248	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.18.3
🔶 Autoconfig	172.67.178.248

🔷 AAAA Records (IPv6)#

2 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:b2f8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1203	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.18.3,172.67.178.248 ech=AEX+DQBBrQAgACAG4iVbtJPRbFZnVFQzDzNz/ujWIndhF6V4KbpUmZ/hOQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b2f8,2606:4700:3034::6815:1203

📝 TXT Records#

1 records 192ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (e57.dk)
-all (hard fail)	v=spf1 include:spf.simply.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 2026-10-17 06:51:49

www	Exists, no address
www vs bare domain	www does not resolve e57.dk: 104.21.18.3 172.67.178.248 2606:4700:3033::ac43:b2f8 2606:4700:3034::6815:1203 (AS13335) www.e57.dk: no address (all like this)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2042ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2409445151
Primary NS (MNAME)	brenda.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 07:05:17

Field	Value
Registrar	Simply.com A/S
Registered	2025-02-09
Expires	2027-02-08 (113d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

31ms

38ms

AAAA

32ms

TXT

192ms

CAA

32ms

HTTPS

32ms

TLSA

55ms

SOA

0ms

MTA-STS

53ms

DNSSEC

2042ms

SRV

73ms

Total

2698ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 06:51:49	410ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-07 20:51:28	1860ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 18:49:22	613ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 01:47:53	1606ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-20 04:36:55	1122ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-18 21:41:50	11835ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-17 09:47:04	2343ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 13:31:19	1432ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-27 15:15:10	1695ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-21 05:56:46	9311ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-19 21:08:32	17300ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 14:02:57 shown	2698ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-13 14:47:43	782ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-06 23:36:48	2114ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 16:53:38	2641ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-03 12:39:49	876ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 17:56:12	1025ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 05:33:00	1391ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 05:30:25	425ms	2 NS 2 A 0 MX	🔓 Insecure