backupmail.dk

📜 Historical scan 2026-06-20 22:05:00  ·  ← 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   130ms
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   92ms
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   132ms
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   98ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:5b03 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:a3f9 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   101ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.91.3,172.67.163.249 ech=AEX+DQBBQAAgACD6RriygnhFShwHezuX3s2fhCCTl/l2KxhdqNY5ZPYkXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5b03,2606:4700:3037::ac43:a3f9

📝 TXT Records#

1 records   292ms
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 mGpN3pstHMPlv8fSkb0JbHLSCvHxuDUcOzG-rwo72NM
TXT _acme-challenge.backupmail.dk VfCs_9tAoUgjAsepReUi-A9OfJ9iu8j5ZjcFFh0-oJg

🔗 TLSA / DANE#

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

🔐 DNSSEC#

299ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2407460045
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
130ms
A
92ms
MX
132ms
AAAA
98ms
TXT
292ms
CAA
103ms
HTTPS
101ms
TLSA
175ms
SOA
0ms
MTA-STS
126ms
DNSSEC
299ms
SRV
154ms
Total
1269ms

🕐 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 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 shown 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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