backpack-app.dk

📜 Historical scan 2026-08-23 02:33:41  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

backpack-app.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 199.36.158.100 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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   227ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   258ms
IPTTLPTRASNISP / OrgCIDRCountryCity
199.36.158.100 3600s — AS54113 Fastly, Inc. 199.36.158.0/24 🇺🇸 United States —

📧 MX Records#

4 records   303ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod12-cph3.one.com 104.37.34.246 mx1.pub.mailpod12-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod12-cph3.one.com 104.37.34.247 mx2.pub.mailpod12-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod12-cph3.one.com 104.37.34.248 mx3.pub.mailpod12-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod12-cph3.one.com 104.37.34.249 mx4.pub.mailpod12-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records   812ms
TXT Record
google-site-verification=RiEgZreR46qV6EdaH6Y9G1uvyTOPvMgqvgSNBISGnUU
hosting-site=backpack--web
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

PolicyRecord (backpack-app.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.backpack-app.dk)
p=reject v=DMARC1; p=reject

📬 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 2026-10-15 17:02:22
www CNAMEbackpack--web.web.app (all on web.app)
www vs bare domainSame network
backpack-app.dk: 199.36.158.100 (AS54113)
www.backpack-app.dk: 199.36.158.100 2620:0:890::100 (AS54113)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.backpack-app.dk sfN-yV8DdjSN6unFsloT-3X9WRma8-VgJxRw6YoPtys

🔗 TLSA / DANE#

4 records   426ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 3E81C76D10E1A717F28178710EADCAA8…

🔐 DNSSEC#

573ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026082212
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-15 17:28:43
FieldValue
RegistrarONE.COM A/S
Registered2024-10-20
Expires2026-10-19 (expired)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
227ms
A
258ms
MX
303ms
AAAA
239ms
TXT
812ms
CAA
292ms
HTTPS
275ms
TLSA
426ms
SOA
0ms
MTA-STS
354ms
DNSSEC
573ms
SRV
304ms
Total
5452ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 17:02:22 1255ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-07 03:41:25 490ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-04 01:28:49 487ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-01 01:16:45 544ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-18 13:03:37 2585ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-10 06:40:18 686ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-24 21:34:21 628ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-23 02:33:41 shown 5452ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-22 02:29:12 1408ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-16 12:09:59 998ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-07 11:11:08 1007ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-27 14:50:28 1062ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-26 14:22:02 9001ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-25 14:01:40 900ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-24 13:44:54 8600ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-23 12:12:13 944ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-22 03:40:07 1055ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-20 22:10:17 1191ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-19 05:09:07 972ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-18 02:14:45 9003ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-17 01:20:29 4542ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-14 20:07:34 8995ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-13 01:21:35 2415ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-11 06:57:11 926ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-08 23:06:18 1501ms 2 NS 1 A 4 MX 🔒 Secure
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