keystones.dk

📜 Historical scan 2026-08-26 11:56:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

keystones.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 July 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.198 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by keystones-dk.mail.protection.outlook.com, mxa.eu.mailgun.org and 1 more. The zone is DNSSEC-signed and validates, 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 38ms

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
77.111.240.198	3600s	webcluster1.wordpresspod1-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

3 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	keystones-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 52.101.68.12 52.101.68.32 52.101.73.153 52.101.73.8	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am0pr04cu00500.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
10	3600s	mxa.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC
10	3600s	mxb.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	77.111.240.198

🔷 AAAA Records (IPv6)#

1 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:101:32:26d6:4972:850e	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 49ms

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

📝 TXT Records#

1 records 148ms

TXT Record
v=spf1 ip4:167.71.79.234 ip4:80.235.115.58 include:spf.protection.outlook.com include:spf.webcrm.com include:servers.mcsv.net include:_custspf.one.com include:spf.mailjet.com include:emsd1.com include:sendgrid.net include:mailgun.org ~all

✉️ SPF#

Policy	Record (keystones.dk)
~all (soft fail)	v=spf1 ip4:167.71.79.234 ip4:80.235.115.58 include:spf.protection.outlook.com include:spf.webcrm.com include:servers.mcsv.net include:_custspf.one.com include:spf.mailjet.com include:emsd1.com include:sendgrid.net include:mailgun.org ~all

📨 DMARC#

Policy	Record (_dmarc.keystones.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:re+mlsgckcdmim@dmarc.postmarkapp.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 2026-10-15 04:37:49

www	77.111.240.198 2a02:2350:5:101:32:26d6:4972:850e (AS51468) (address records, no CNAME)
www vs bare domain	Same network keystones.dk: 77.111.240.198 2a02:2350:5:101:32:26d6:4972:850e (AS51468) www.keystones.dk: 77.111.240.198 2a02:2350:5:101:32:26d6:4972:850e (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
s1	—	RSA · ~1024 bit below 2048 bit
s2	s2.domainkey.u1974318.wl069.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: 14/10 · policy: ~all

error 14 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

101ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082501
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 2026-10-15 05:02:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-07-19
Expires	2027-09-30 (342d)

🔗 Same registrant#

1 domain

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
angelinvesting.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

30ms

36ms

AAAA

31ms

TXT

148ms

CAA

34ms

HTTPS

34ms

TLSA

305ms

SOA

0ms

MTA-STS

40ms

DNSSEC

101ms

SRV

49ms

Total

1010ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 04:37:49	2261ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-24 12:16:46	8515ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-15 05:23:05	1234ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-08 03:22:05	1626ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-31 23:53:03	1495ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-30 21:06:39	1609ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-29 14:24:20	934ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-28 13:06:04	1941ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-27 12:52:28	1199ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-26 11:56:21 shown	1010ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-25 04:30:38	2418ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-24 03:32:47	3920ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-22 21:20:01	2095ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-21 21:15:38	10234ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-20 21:03:56	10250ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-19 19:13:07	3161ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-18 19:12:38	1528ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-17 11:39:19	4017ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-16 04:48:01	3861ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-14 20:57:52	2024ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-12 16:35:22	1475ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-11 11:14:28	2068ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-09 22:15:57	5931ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-07 16:28:25	9375ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-01 04:24:28	1149ms	2 NS 1 A 3 MX	🔒 Secure