altertavler.dk

📜 Historical scan 2026-09-30 23:38:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

altertavler.dk is a .dk domain served by 2 nameservers (dora.ns.cloudflare.com, keenan.ns.cloudflare.com). It was registered on 18 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.46 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
dora.ns.cloudflare.com	108.162.192.108 172.64.32.108 173.245.58.108 2606:4700:50::adf5:3a6c 2803:f800:50::6ca2:c06c 2a06:98c1:50::ac40:206c	dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
keenan.ns.cloudflare.com	108.162.195.11 162.159.44.11 172.64.35.11 2606:4700:58::a29f:2c0b 2803:f800:50::6ca2:c30b 2a06:98c1:50::ac40:230b	keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.45.46	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.178	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:d1b2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2d2e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 51ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.46,172.67.209.178 ech=AEX+DQBBEgAgACCwaK7PCpaZAyTO+w4sUlgWGSG+/t/DPHwvrninBJj1FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:d1b2,2606:4700:3036::6815:2d2e

📝 TXT Records#

📝

No TXT records found

✉️ 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#

latest probe, not this scan · checked 2026-10-08 03:52:25

www	104.21.45.46 172.67.209.178 2606:4700:3035::ac43:d1b2 2606:4700:3036::6815:2d2e (AS13335) (address records, no CNAME)
www vs bare domain	Same network altertavler.dk: 104.21.45.46 172.67.209.178 2606:4700:3035::ac43:d1b2 2606:4700:3036::6815:2d2e (AS13335) www.altertavler.dk: 104.21.45.46 172.67.209.178 2606:4700:3035::ac43:d1b2 2606:4700:3036::6815:2d2e (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

72ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2414870579
Primary NS (MNAME)	dora.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 01:59:38

Field	Value
Registrar	Simply.com A/S
Registered	2025-03-18
Expires	2027-03-17 (151d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

40ms

49ms

AAAA

33ms

TXT

277ms

CAA

44ms

HTTPS

51ms

TLSA

64ms

SOA

58ms

MTA-STS

63ms

DNSSEC

72ms

SRV

68ms

Total

609ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 03:52:25	833ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-08 01:55:42	2220ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 23:38:56 shown	609ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 09:25:46	598ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 00:30:40	500ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-20 21:11:23	1294ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-13 19:16:06	868ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-07 06:04:31	1114ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-31 21:47:20	644ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 03:52:13	691ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-10 10:13:06	2884ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 18:35:55	1596ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 15:28:19	961ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 12:58:05	1408ms	2 NS 2 A 0 MX	🔓 Insecure