backpack-app.dk

Records from scan: 2026-10-15 17:02:22  ·  1255ms total  ·  last checked 2026-10-21 01:24 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   251ms
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   118ms
IPTTLPTRASNISP / OrgCIDRCountryCity
199.36.158.100 3600s — AS54113 Fastly, Inc. 199.36.158.0/24 🇺🇸 United States —

📧 MX Records#

4 records   106ms
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   344ms
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#

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   111ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 2CDDC5D748A3C02AC19FF7BC33AA01A5…

🔐 DNSSEC#

207ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

88ms
FieldValue
Serial2026101511
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
251ms
A
118ms
MX
106ms
AAAA
175ms
TXT
344ms
CAA
126ms
HTTPS
121ms
TLSA
111ms
SOA
88ms
MTA-STS
121ms
DNSSEC
207ms
SRV
630ms
Total
1255ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 17:02:22 shown 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 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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