altanduer.dk

📜 Historical scan 2026-07-06 10:22:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

altanduer.dk is a .dk domain served by 2 nameservers (aleena.ns.cloudflare.com, pete.ns.cloudflare.com). It was registered on 10 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.37.59 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 251ms

Nameserver	IP addresses	PTR	ASN / ISP
aleena.ns.cloudflare.com	108.162.194.81 162.159.38.81 172.64.34.81 2606:4700:50::a29f:2651 2803:f800:50::6ca2:c251 2a06:98c1:50::ac40:2251	aleena.ns.cloudflare.com aleena.ns.cloudflare.com aleena.ns.cloudflare.com aleena.ns.cloudflare.com aleena.ns.cloudflare.com aleena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pete.ns.cloudflare.com	108.162.193.136 172.64.33.136 173.245.59.136 2606:4700:58::adf5:3b88 2803:f800:50::6ca2:c188 2a06:98c1:50::ac40:2188	pete.ns.cloudflare.com pete.ns.cloudflare.com pete.ns.cloudflare.com pete.ns.cloudflare.com pete.ns.cloudflare.com pete.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 283ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.37.59	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.1	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 236ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

2 records 203ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:253b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:cd01	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 200ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.37.59,172.67.205.1 ech=AEX+DQBBnQAgACDWa5ZtxiZmOtf6de7RTmXsNCXM9wRy/hTKZ5xSX1UwGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:253b,2606:4700:3032::ac43:cd01

📝 TXT Records#

2 records 649ms

TXT Record
protonmail-verification=bf086e017f16a17634fad6522c0083d5825f26ed
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (altanduer.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.altanduer.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-24 01:08:40

www	104.21.37.59 172.67.205.1 2606:4700:3030::6815:253b 2606:4700:3032::ac43:cd01 (AS13335) (address records, no CNAME)
www vs bare domain	Same network altanduer.dk: 104.21.37.59 172.67.205.1 2606:4700:3030::6815:253b 2606:4700:3032::ac43:cd01 (AS13335) www.altanduer.dk: 104.21.37.59 172.67.205.1 2606:4700:3030::6815:253b 2606:4700:3032::ac43:cd01 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 350ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

288ms

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	2408768946
Primary NS (MNAME)	aleena.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 13:04:24

Field	Value
Registrar	Simply.com A/S
Registered	2026-05-10
Expires	2027-05-09 (196d)

📋 WHOIS#

⏱️ Lookup Timing#

251ms

283ms

236ms

AAAA

203ms

TXT

649ms

CAA

254ms

HTTPS

200ms

TLSA

350ms

SOA

0ms

MTA-STS

201ms

DNSSEC

288ms

SRV

278ms

Total

3898ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 01:08:40	1237ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-21 14:08:05	1175ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-10 12:38:45	3430ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-08 02:03:16	565ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-28 08:09:04	1204ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-26 11:29:47	1072ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-25 11:19:23	821ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-17 18:14:54	3113ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-11 02:20:17	1824ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-23 01:35:44	1489ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-31 16:38:18	1224ms	2 NS 2 A 2 MX	❓ Unknown
2026-07-27 17:11:11	1266ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-13 20:49:09	1577ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-06 10:22:06 shown	3898ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-02 00:17:47	1626ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-16 12:49:20	2232ms	2 NS 2 A 2 MX	🔓 Insecure