altanduer.dk

📜 Historical scan 2026-06-16 12:49:20  ·  ← 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   102ms
NameserverIP addressesPTRASN / ISP
aleena.ns.cloudflare.com — — —
pete.ns.cloudflare.com — — —

🌍 A Records#

2 records   106ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.37.59 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.205.1 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   104ms
PriorityTTLMail ServerIP addressesPTRASN
10 — 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 — 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   70ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:cd01 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:253b — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   89ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.37.59,172.67.205.1 ech=AEX+DQBBzAAgACCRSl2GarTD7edzme/SRSjBGfCZcUyEhedgk/e1csdNQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cd01,2606:4700:3035::6815:253b

📝 TXT Records#

2 records   211ms
TXT Record
protonmail-verification=bf086e017f16a17634fad6522c0083d5825f26ed
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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 2026-10-21 14:08:05
www104.21.37.59 172.67.205.1 2606:4700:3030::6815:253b 2606:4700:3032::ac43:cd01 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYDelete 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   162ms
Service / OwnerTypeCert 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 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

262ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

81ms
FieldValue
Serial2406695344
Primary NS (MNAME)aleena.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-10 13:04:24
FieldValue
RegistrarSimply.com A/S
Registered2026-05-10
Expires2027-05-09 (197d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
102ms
A
106ms
MX
104ms
AAAA
70ms
TXT
211ms
CAA
88ms
HTTPS
89ms
TLSA
162ms
SOA
81ms
MTA-STS
132ms
DNSSEC
262ms
SRV
0ms
Total
2232ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 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 shown 2232ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone