jaholst.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ian.ns.cloudflare.com	108.162.193.118 172.64.33.118 173.245.59.118 2606:4700:58::adf5:3b76 2803:f800:50::6ca2:c176 2a06:98c1:50::ac40:2176	ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
laylah.ns.cloudflare.com	108.162.194.230 162.159.38.230 172.64.34.230 2606:4700:50::a29f:26e6 2803:f800:50::6ca2:c2e6 2a06:98c1:50::ac40:22e6	laylah.ns.cloudflare.com laylah.ns.cloudflare.com laylah.ns.cloudflare.com laylah.ns.cloudflare.com laylah.ns.cloudflare.com laylah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.221	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.60	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	jaholst-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::24 2a01:111:f403:ca09::b 2a01:111:f403:ca48::c 52.101.103.137 52.101.103.140 52.101.68.18 52.101.73.16	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as2pr05cu00100.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 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:23dd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:b43c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.221,172.67.180.60 ech=AEX+DQBBmgAgACD5idu/8YisJYN71y7dIfmC8zhZJt4K4vFs1eLqFApNZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:23dd,2606:4700:3036::ac43:b43c

🔌 SRV Records1 records 49ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 158ms

TXT Record
MS=ms18323866
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.jaholst.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:97b8be3e98da4791a329009c06b24b75@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

🔗 TLSA / DANE

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

🔐 DNSSEC101ms

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

🏷️ SOA0ms

Field	Value
Serial	2413280650
Primary NS (MNAME)	ian.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

33ms

MX

27ms

AAAA

36ms

TXT

158ms

CAA

29ms

HTTPS

37ms

TLSA

499ms

SOA

0ms

MTA-STS

46ms

DNSSEC

101ms

SRV

49ms

Total

1140ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:21:08	1140ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-26 20:18:42	964ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-25 17:50:49	1788ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-16 22:03:40	5536ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-06 17:05:21	3443ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-01 22:54:53	1412ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-27 06:27:42	1663ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-24 04:58:15	2304ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-17 22:02:04	2773ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-16 13:03:59	3429ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-07 16:26:15	6393ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-02 11:44:47	2334ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-19 17:23:22	1243ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 16:57:31	1047ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 19:50:46	1246ms	2 NS 1 A 1 MX	🔒 Secure	View