backpack-app.dk

📜 Historical scan 2026-10-04 01:28:49 · ← 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 35ms

Nameserver	IP addresses	PTR	ASN / 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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
199.36.158.100	3600s	—	AS54113	Fastly, Inc.	199.36.158.0/24	🇺🇸 United States	—

📧 MX Records#

4 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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 152ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_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 CNAME	backpack--web.web.app (all on web.app) → 199.36.158.100 2620:0:890::100 (AS54113)
www vs bare domain	Same network backpack-app.dk: 199.36.158.100 (AS54113) www.backpack-app.dk: 199.36.158.100 2620:0:890::100 (AS54113)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.backpack-app.dk	sfN-yV8DdjSN6unFsloT-3X9WRma8-VgJxRw6YoPtys

🔗 TLSA / DANE#

4 records 68ms

Service / Owner	Type	Cert 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#

55ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

34ms

Field	Value
Serial	2026100301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-15 17:28:43

Field	Value
Registrar	ONE.COM A/S
Registered	2024-10-20
Expires	2026-10-19 (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#

35ms

32ms

30ms

AAAA

34ms

TXT

152ms

CAA

31ms

HTTPS

36ms

TLSA

68ms

SOA

34ms

MTA-STS

40ms

DNSSEC

55ms

SRV

44ms

Total

487ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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 shown	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