sappro.dk

📜 Historical scan 2026-09-12 14:15:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sappro.dk is a .dk domain served by 2 nameservers (donald.ns.cloudflare.com, lisa.ns.cloudflare.com). It was registered on 8 January 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.4.160 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by sappro-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 33ms

Nameserver	IP addresses	PTR	ASN / ISP
donald.ns.cloudflare.com	108.162.193.158 172.64.33.158 173.245.59.158 2606:4700:58::adf5:3b9e 2803:f800:50::6ca2:c19e 2a06:98c1:50::ac40:219e	donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lisa.ns.cloudflare.com	108.162.192.131 172.64.32.131 173.245.58.131 2606:4700:50::adf5:3a83 2803:f800:50::6ca2:c083 2a06:98c1:50::ac40:2083	lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.160	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.132.62	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sappro-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::a 2a01:111:f403:ca21::a 2a01:111:f403:ca48::c 52.101.103.36 52.101.185.21 52.101.209.153 52.101.68.12	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.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
🔶 Autoconfig	104.21.4.160

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:843e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:4a0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 41ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.4.160,172.67.132.62 ech=AEX+DQBBegAgACCT6afG1GxPcF3eBRfrP7bekqohHRZaERwyc58avQ3TBQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:843e,2606:4700:3033::6815:4a0

🔌 SRV Records#

1 records 71ms

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

📝 TXT Records#

1 records 169ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.sappro.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:a87f94b81f3e463a94de553043320071@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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-26 03:17:00

www	104.21.4.160 172.67.132.62 2606:4700:3031::ac43:843e 2606:4700:3033::6815:4a0 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sappro.dk: 104.21.4.160 172.67.132.62 2606:4700:3031::ac43:843e 2606:4700:3033::6815:4a0 (AS13335) www.sappro.dk: 104.21.4.160 172.67.132.62 2606:4700:3031::ac43:843e 2606:4700:3033::6815:4a0 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY
BIMI	v=BIMI1; l=https://sappro.dk/wp-content/uploads/2026/08/sappro-bimi.svg

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-sappro-dk._domainkey.sappro.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-sappro-dk._domainkey.sappro.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

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414263444
Primary NS (MNAME)	donald.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-26 03:38:12

Field	Value
Registrar	Simply.com A/S
Registered	2016-01-08
Expires	2036-01-31 (3383d)

🔗 Same registrant#

4 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
bjerring-partners.dk	Simply.com A/S
eriksen-privat.dk	Simply.com A/S
fromolsen.dk	Simply.com A/S
tankmar.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

33ms

36ms

AAAA

38ms

TXT

169ms

CAA

30ms

HTTPS

41ms

TLSA

346ms

SOA

0ms

MTA-STS

69ms

DNSSEC

120ms

SRV

71ms

Total

1620ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-26 03:17:00	509ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-25 00:05:29	668ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-02 10:54:04	2620ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 10:46:31	1175ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 21:15:19	1163ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 19:49:01	1679ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-12 14:15:58 shown	1620ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-04 02:04:25	1642ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 11:13:02	1235ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 16:15:28	1380ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-05 17:25:06	1809ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-28 23:17:15	1829ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-22 09:09:11	1216ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-09 01:29:46	2218ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-28 23:52:42	1103ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 19:44:07	1434ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 20:16:08	1225ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 18:16:43	2826ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 23:31:03	5491ms	2 NS 2 A 1 MX	🔒 Secure