tuba.dk

📜 Historical scan 2026-08-04 09:28:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tuba.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by tuba-dk.e-v1.mx.microsoft. 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 31ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	tuba-dk.e-v1.mx.microsoft	2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca09::1 2a01:111:f403:ca09::6 52.101.68.16 52.101.68.18 52.101.73.1 52.101.73.16	mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 44ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 163ms

TXT Record
google-site-verification=L6XZAX0WKT-13yPVv28wtUytP1Nb-xi_JfK4lIKc55c
google-site-verification=RalyDeTM7oP0KIFOIZnLhONujA4VdLy_vNENEFZ06yI
MS=ms95814845
v=spf1 include:spf.protection.outlook.com include:spf.solutio.dk include:servers.mcsv.net include:spf.comendosystems.com include:dedicated.mysmtp.com ip4:212.237.249.36 ~all

✉️ SPF#

Policy	Record (tuba.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:spf.solutio.dk include:servers.mcsv.net include:spf.comendosystems.com include:dedicated.mysmtp.com ip4:212.237.249.36 ~all

📨 DMARC#

Policy	Record (_dmarc.tuba.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email;

📬 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 2026-10-13 22:33:14

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network tuba.dk: 198.202.211.1 (AS209242) www.tuba.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 10/10 · policy: ~all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

10 records 1310ms

Service / Owner	Type	Cert association
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	C495D9E40F7E625BE22F83CC64305182…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	5F88694615E4C61686E106B84C3338C6…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	A6C267923B26A4A9617EDA73D8DB4FBC…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	38D895F5105BC2545822C17A2444F4B0…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	133086C7B822371A4A3304F1661A7880…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	6EBFF927297A5B3AAF5EAE672252C36A…
SMTP _25._tcp.tuba-dk.e-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…

🔐 DNSSEC#

53ms

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

🏷️ SOA#

26ms

Field	Value
Serial	2026032401
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 2026-10-18 14:52:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-09-09
Expires	2027-09-30 (344d)

🔗 Same registrant#

42 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).

Domain	Registrar
4plus.dk	Punktum dk A/S (direct)
barnetsblaahus.dk	Punktum dk A/S (direct)
bcbj.dk	DANDOMAIN A/S
bkbc.dk	DANDOMAIN A/S
blaa-kors-pensionat-herning.dk	Punktum dk A/S (direct)
blaakonsulenter.dk	Punktum dk A/S (direct)
blaakors-skannerup.dk	Punktum dk A/S (direct)
blaakors.dk	Punktum dk A/S (direct)
blaakorshumlebaek.dk	Punktum dk A/S (direct)
blaakorspensionatherning.dk	Punktum dk A/S (direct)
blaakorsungdom.dk	Punktum dk A/S (direct)
blaalinie.dk	Punktum dk A/S (direct)
blaasvale.dk	Punktum dk A/S (direct)
blakors.dk	Punktum dk A/S (direct)
blåkorshumlebæk.dk	Punktum dk A/S (direct)
blåkorssøndergård.dk	DANDOMAIN A/S
boelgegaarden.dk	Punktum dk A/S (direct)
brydtabuet.dk	DANDOMAIN A/S
bølgegården.dk	Punktum dk A/S (direct)
csyd.dk	Punktum dk A/S (direct)
denblaalinie.dk	Punktum dk A/S (direct)
denblaalinje.dk	Punktum dk A/S (direct)
detblaakraemmerhus.dk	Punktum dk A/S (direct)
detblaasjak.dk	Punktum dk A/S (direct)
detblaasted.dk	Punktum dk A/S (direct)
detblaavaerested.dk	DANDOMAIN A/S
egåhus.dk	Punktum dk A/S (direct)
gracecheckin.dk	Simply.com A/S
hash-stop.dk	Punktum dk A/S (direct)
herberg-nord.dk	DANDOMAIN A/S
ksa-aalborg.dk	DANDOMAIN A/S
ksaaalborg.dk	DANDOMAIN A/S
naestehjaelp.dk	Punktum dk A/S (direct)
neurofeedbackscoring.dk	Punktum dk A/S (direct)
nyenetværk.dk	DANDOMAIN A/S
regbk.dk	Punktum dk A/S (direct)
rodlos-festival.dk	Punktum dk A/S (direct)
rodlosfestival.dk	Punktum dk A/S (direct)
skannerup-blaakors.dk	Punktum dk A/S (direct)
tubaungdom.dk	Punktum dk A/S (direct)
ungehuset.dk	Punktum dk A/S (direct)
zero16.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

30ms

AAAA

30ms

TXT

163ms

CAA

30ms

HTTPS

30ms

TLSA

1310ms

SOA

26ms

MTA-STS

40ms

DNSSEC

53ms

SRV

44ms

Total

6472ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 22:33:14	1797ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 14:35:22	1905ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 10:45:11	2298ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 09:53:31	1913ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 00:14:38	1725ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 16:05:25	2133ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-04 09:28:35 shown	6472ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:36:15	3786ms	2 NS 1 A 1 MX	🔒 Secure