olelarsen.dk

📜 Historical scan 2026-09-05 10:54:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

olelarsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 February 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by olelarsen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 29ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	olelarsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 52.101.181.156 52.101.68.29 52.101.68.39 52.101.73.145	mail-du2pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am6pr02cu00301.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

9 records 137ms

TXT Record
_globalsign-domain-verification=j7Eszg6_-W9Zwp8jEJi1siNGSp_GY43lgf9icElISE
_globalsign-domain-verification=w3LTMhGS05L_2COLfrVXnzWln13fLLm95wc7yLTQRW
_globalsign-domain-verification=XOE_U_mivo68U5X38Bz6QnVPMelj4Vtwu-j2aNqtm3
aheklarf5eqhsiog1ee598mm9b
JSg/j6lHShyFjy0yY0E03Ptwa02bo8PJWQcHao47Q6z9jN6OscG0aUVx1gCkRSuKvR1fElwAfR/IxbDDVFcLPQ==
MS=ms77685513
MS=ms87654225
no485qp1eemf6kcoken1ndcds0
v=spf1 mx include:spf.protection.outlook.com include:sendgrid.net a:mx.shared.smtp.dk include:web.shared.mysmtp.com ip4:185.163.189.114 ip4:85.191.123.50 -all

✉️ SPF#

Policy	Record (olelarsen.dk)
-all (hard fail)	v=spf1 mx include:spf.protection.outlook.com include:sendgrid.net a:mx.shared.smtp.dk include:web.shared.mysmtp.com ip4:185.163.189.114 ip4:85.191.123.50 -all

📨 DMARC#

Policy	Record (_dmarc.olelarsen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@14kt1cdr.uriports.com; ruf=mailto:dmarc@14kt1cdr.uriports.com; fo=1

📬 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 2026-10-08 01:22:23

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network olelarsen.dk: 198.202.211.1 (AS209242) www.olelarsen.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found

Selector	CNAME	Key
s1	s1.domainkey.u31093010.wl011.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u31093010.wl011.sendgrid.net	RSA · ~2048 bit
selector1	selector1-olelarsen-dk._domainkey.olelarsentransportas.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-olelarsen-dk._domainkey.olelarsentransportas.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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

67ms

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

🏷️ SOA#

32ms

Field	Value
Serial	2026080701
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 2026-10-08 01:28:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-02-15
Expires	2027-03-31 (157d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

38ms

28ms

AAAA

41ms

TXT

137ms

CAA

39ms

HTTPS

39ms

TLSA

1334ms

SOA

32ms

MTA-STS

46ms

DNSSEC

67ms

SRV

69ms

Total

5787ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 01:22:23	5059ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 22:02:38	1133ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 13:04:43	1520ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 10:54:38 shown	5787ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 00:39:48	5862ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 15:53:11	2005ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 02:29:07	1035ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 19:33:42	1590ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 03:27:11	4647ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 19:46:45	2889ms	2 NS 1 A 1 MX	🔒 Secure