backupmail.dk

📜 Historical scan 2026-08-20 14:32:20  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

backupmail.dk is a .dk domain served by 2 nameservers (eve.ns.cloudflare.com, paul.ns.cloudflare.com). It was registered on 31 January 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.3 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mxdk01.bmcnetworks.dk, mxdk02.bmcnetworks.dk. 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   217ms
NameserverIP addressesPTRASN / ISP
eve.ns.cloudflare.com 108.162.194.204
162.159.38.204
172.64.34.204
2606:4700:50::a29f:26cc
2803:f800:50::6ca2:c2cc
2a06:98c1:50::ac40:22cc		 eve.ns.cloudflare.com
eve.ns.cloudflare.com
eve.ns.cloudflare.com
eve.ns.cloudflare.com
eve.ns.cloudflare.com
eve.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
paul.ns.cloudflare.com 108.162.193.135
172.64.33.135
173.245.59.135
2606:4700:58::adf5:3b87
2803:f800:50::6ca2:c187
2a06:98c1:50::ac40:2187		 paul.ns.cloudflare.com
paul.ns.cloudflare.com
paul.ns.cloudflare.com
paul.ns.cloudflare.com
paul.ns.cloudflare.com
paul.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   238ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.91.3 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.163.249 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   264ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mxdk01.bmcnetworks.dk 87.116.30.98 isp.bmcnetworks.dk AS31027 GlobalConnect A/S
10 300s mxdk02.bmcnetworks.dk 87.116.30.99 — AS31027 GlobalConnect A/S

🔷 AAAA Records (IPv6)#

2 records   238ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:a3f9 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::6815:5b03 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   250ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.91.3,172.67.163.249 ech=AEX+DQBB6AAgACAwsc0hfuR6HiPPTqS0Gwbxm8sB/0+sgsSQ8FIOLF1vQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:a3f9,2606:4700:3033::6815:5b03

📝 TXT Records#

1 records   632ms
TXT Record
v=spf1 mx -all

✉️ SPF#

PolicyRecord (backupmail.dk)
-all (hard fail) v=spf1 mx -all

📨 DMARC#

PolicyRecord (_dmarc.backupmail.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;

📬 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 05:31:57
www104.21.91.3 172.67.163.249 2606:4700:3032::ac43:a3f9 2606:4700:3033::6815:5b03 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.backupmail.dk dlCy2gNbNZRVWKEcMFqaflFS0oW6ig4m7Cmi-QmpC5c
TXT _acme-challenge.backupmail.dk G6P1su3Dyj-yqitLXOGI4kOOO8eA31gQRfGymY4ZcCM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

486ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412699505
Primary NS (MNAME)eve.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 06:08:49
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-01-31
Expires2028-01-31 (470d)

🔗 Same registrant#

1 domain

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).

DomainRegistrar
mail-arkiv.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
217ms
A
238ms
MX
264ms
AAAA
238ms
TXT
632ms
CAA
232ms
HTTPS
250ms
TLSA
498ms
SOA
0ms
MTA-STS
349ms
DNSSEC
486ms
SRV
317ms
Total
10153ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 05:31:57 1951ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-19 13:25:04 3995ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-06 17:39:38 2249ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-28 12:51:32 970ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-26 12:09:12 1032ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-24 22:31:08 10319ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-22 14:49:32 1563ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-20 14:32:20 shown 10153ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-19 10:00:14 8700ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-18 09:56:07 10102ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-27 00:25:47 873ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 22:05:00 1269ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 01:46:26 2983ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-19 11:02:19 1071ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-16 14:00:43 707ms 2 NS 2 A 2 MX 🔓 Insecure
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