add-on.dk

📜 Historical scan 2026-08-23 06:19:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

add-on.dk is a .dk domain served by 2 nameservers (asa.ns.cloudflare.com, dilbert.ns.cloudflare.com). It was registered on 25 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.184 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by addon-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 279ms

Nameserver	IP addresses	PTR	ASN / ISP
asa.ns.cloudflare.com	108.162.192.246 172.64.32.246 173.245.58.246 2606:4700:50::adf5:3af6 2803:f800:50::6ca2:c0f6 2a06:98c1:50::ac40:20f6	asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dilbert.ns.cloudflare.com	108.162.193.155 172.64.33.155 173.245.59.155 2606:4700:58::adf5:3b9b 2803:f800:50::6ca2:c19b 2a06:98c1:50::ac40:219b	dilbert.ns.cloudflare.com dilbert.ns.cloudflare.com dilbert.ns.cloudflare.com dilbert.ns.cloudflare.com dilbert.ns.cloudflare.com dilbert.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 309ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.45.184	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.218.30	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 306ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	addon-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 2a01:111:f403:ca48::8 52.101.68.15 52.101.73.2 52.101.73.26 52.101.73.6	mail-db9pr02cu00204.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am6pr04cu00306.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)#

2 records 322ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2db8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:da1e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 344ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.184,172.67.218.30 ech=AEX+DQBBVAAgACAvH4GWmM0WJxC9Lr8eGkR0vyKTpyDVYC0+rHReg6/VQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2db8,2606:4700:3032::ac43:da1e

📝 TXT Records#

2 records 726ms

TXT Record
MS=ms73929261
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (add-on.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.add-on.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:rs@add-on.com

📬 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 2026-10-11 16:08:09

www	104.21.45.184 172.67.218.30 2606:4700:3032::6815:2db8 2606:4700:3032::ac43:da1e (AS13335) (address records, no CNAME)
www vs bare domain	Same network add-on.dk: 104.21.45.184 172.67.218.30 2606:4700:3032::6815:2db8 2606:4700:3032::ac43:da1e (AS13335) www.add-on.dk: 104.21.45.184 172.67.218.30 2606:4700:3032::6815:2db8 2606:4700:3032::ac43:da1e (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

545ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412891741
Primary NS (MNAME)	asa.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 20:42:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-11-25
Expires	2026-11-30 (44d)

📋 WHOIS#

⏱️ Lookup Timing#

279ms

309ms

306ms

AAAA

322ms

TXT

726ms

CAA

307ms

HTTPS

344ms

TLSA

840ms

SOA

0ms

MTA-STS

382ms

DNSSEC

545ms

SRV

362ms

Total

11333ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 16:08:09	4309ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 05:37:40	1041ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 22:19:52	1234ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 19:27:37	10377ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 23:25:14	1335ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 06:19:18 shown	11333ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-13 06:35:41	6066ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-30 02:20:26	1727ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 00:48:19	2750ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 12:55:56	1172ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:41:56	735ms	2 NS 2 A 1 MX	🔓 Insecure