tosize.dk

📜 Historical scan 2026-07-06 15:11:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tosize.dk is a .dk domain served by 2 nameservers (karina.ns.cloudflare.com, walt.ns.cloudflare.com). It was registered on 5 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.91 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by tosize-dk.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 320ms

Nameserver	IP addresses	PTR	ASN / ISP
karina.ns.cloudflare.com	108.162.192.178 172.64.32.178 173.245.58.178 2606:4700:50::adf5:3ab2 2803:f800:50::6ca2:c0b2 2a06:98c1:50::ac40:20b2	karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com karina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
walt.ns.cloudflare.com	108.162.193.148 172.64.33.148 173.245.59.148 2606:4700:58::adf5:3b94 2803:f800:50::6ca2:c194 2a06:98c1:50::ac40:2194	walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.ns.cloudflare.com walt.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 276ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.38.91	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.220.251	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 282ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tosize-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::5 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.68.16 52.101.68.5 52.101.73.12 52.101.73.30	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records 279ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:265b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:dcfb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 303ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.38.91,172.67.220.251 ech=AEX+DQBBAgAgACDroSHXsm8J3q/8+dGNqsT2XGzps0/6r1LXSWlepIo/RgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:265b,2606:4700:3033::ac43:dcfb

🔌 SRV Records#

1 records 396ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 668ms

TXT Record
google-site-verification=M_E5B1tlvh3KlS0T2mN4ZQmluz8kgR3FRbFYgYqi16Y
MS=ms68128006
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.tosize.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-05 02:15:32

www	Address record (no CNAME)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u7306262.wl013.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u7306262.wl013.sendgrid.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2275ms

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	2408711478
Primary NS (MNAME)	karina.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 02:53:32

Field	Value
Registrar	InterNetX GmbH
Registered	2020-05-05
Expires	2027-05-31 (224d)

📋 WHOIS#

⏱️ Lookup Timing#

320ms

276ms

282ms

AAAA

279ms

TXT

668ms

CAA

287ms

HTTPS

303ms

TLSA

379ms

SOA

0ms

MTA-STS

508ms

DNSSEC

2275ms

SRV

396ms

Total

5992ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 02:15:32	2923ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 01:10:28	3101ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 09:07:01	2790ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 14:35:05	1484ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 12:10:45	1427ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 08:12:03	9491ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-02 23:09:58	3403ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-06 15:11:09 shown	5992ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 02:23:44	2457ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 16:41:32	914ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 09:50:38	1269ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 21:43:55	914ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:33:55	3472ms	2 NS 2 A 1 MX	🔓 Insecure