3do.dk

📜 Historical scan 2026-06-24 23:40:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3do.dk is a .dk domain served by 2 nameservers (nile.ns.cloudflare.com, pat.ns.cloudflare.com). It was registered on 13 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.6.158 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by 3do-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
nile.ns.cloudflare.com	108.162.193.214 172.64.33.214 173.245.59.214 2606:4700:58::adf5:3bd6 2803:f800:50::6ca2:c1d6 2a06:98c1:50::ac40:21d6	nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com nile.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pat.ns.cloudflare.com	108.162.192.139 172.64.32.139 173.245.58.139 2606:4700:50::adf5:3a8b 2803:f800:50::6ca2:c08b 2a06:98c1:50::ac40:208b	pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.18.6.158	600s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—
104.18.7.158	600s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	3do-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 52.101.68.3 52.101.68.39 52.101.73.11 52.101.73.19	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.98.16.67

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

1 records 23ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.18.6.158,104.18.7.158 ech=AEX+DQBBmQAgACCw8eKxw0x4V3Lw3mepCoohynUXTxoT9ytGwwCQ0XOaHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA=

🔌 SRV Records#

2 records 102ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

7 records 170ms

TXT Record
brevo-code:12b0c76f676b10828f40a6e030671a89
brevo-code:33e2df55327675e79b0b2d9c69799f4d
brevo-code:5a711f2e7bc26fa814df85f0a5100573
google-gws-recovery-domain-verification=48929761
google-site-verification=trSefOBaie_NE8Kdbw7ULY_ycx75I3CU_J9KQ_VIno4
MS=ms71251960
v=spf1 include:mail.zendesk.com ?all

✉️ SPF#

Policy	Record (3do.dk)
?all (neutral)	v=spf1 include:mail.zendesk.com ?all

📨 DMARC#

Policy	Record (_dmarc.3do.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:8c6f243bf8184b449c824ba370604010@dmarc-reports.cloudflare.net

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records 35ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 02:23:08

www	104.18.6.158 104.18.7.158 (AS13335) (address records, no CNAME)
www vs bare domain	Same network 3do.dk: 104.18.6.158 104.18.7.158 (AS13335) www.3do.dk: 104.18.6.158 104.18.7.158 (AS13335)
Wildcard	No

✍️ DKIM keys#

4 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
mail	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-3do-dk._domainkey.3dodk.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-3do-dk._domainkey.3dodk.onmicrosoft.com	RSA · ~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: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

35ms

Field	Value
Serial	2407206145
Primary NS (MNAME)	nile.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 03:04:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-06-13
Expires	2030-06-30 (1347d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

33ms

32ms

AAAA

34ms

TXT

170ms

CAA

35ms

HTTPS

23ms

TLSA

370ms

SOA

35ms

MTA-STS

35ms

DNSSEC

76ms

SRV

102ms

Total

1435ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 02:23:08	1316ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 22:38:01	1054ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 07:52:01	1090ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 23:31:58	989ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-08 23:52:27	2470ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 19:07:26	6873ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-12 22:03:29	17410ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-01 01:10:23	10475ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 15:11:17	11176ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-14 12:58:20	2102ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 07:37:00	1159ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 23:01:41	2911ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 23:40:26 shown	1435ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 23:36:52	1720ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 12:46:27	2975ms	2 NS 2 A 1 MX	🔓 Insecure