aon.dk

📜 Historical scan 2026-10-03 23:46:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aon.dk is a .dk domain served by 2 nameservers (gabe.ns.cloudflare.com, jacqueline.ns.cloudflare.com). It was registered on 28 November 1995 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aon-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 40ms

Nameserver	IP addresses	PTR	ASN / ISP
gabe.ns.cloudflare.com	108.162.193.114 172.64.33.114 173.245.59.114 2606:4700:58::adf5:3b72 2803:f800:50::6ca2:c172 2a06:98c1:50::ac40:2172	gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jacqueline.ns.cloudflare.com	108.162.194.132 162.159.38.132 172.64.34.132 2606:4700:50::a29f:2684 2803:f800:50::6ca2:c284 2a06:98c1:50::ac40:2284	jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aon-dk.mail.protection.outlook.com	52.101.40.53 52.101.40.56 52.101.50.4 52.101.60.163	mail-cy3pr05cu00205.inbound.protection.outlook.com mail-cy7pr05cu00100.inbound.protection.outlook.com mail-co1pr03cu00404.inbound.protection.outlook.com mail-bn3pr04cu00103.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 68ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	eumail.aon.net
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

16 records 194ms

TXT Record
_kohejf16fqn2mmdj0bjvi0cuka3lmxj
_ucup43z9vds0i2eojh4e16garcq852f
_yiczh9aqx1sxbek4bh1ij4m717dmupn
5f923f19-d439-4f87-8b12-bc624a7fce04
atlassian-domain-verification=4B2A1eOljaMNfiq1qW4Tx9HaqNAF1u4H5dr39luRvEgNiG7L2ppWq4CMmGuDpBRX
cisco-ci-domain-verification=57723848f64919c5e3e7516867e70da18bb0211a1d70dfb8748d779d4a749b32
docusign=ff5748f3-6b2c-443f-9563-f7e4e9696c25
figma-domain-verification=1fb57a7b31fba8eb8abb4e112ce8405644ea1a4bfbdf2d77fb18e4c7bd568214-1760014800
ibmid=7ffa7167-ef8b-4097-a8fd-585812375a73
j1n868zlqnv2vqb02kxd1th1jtm9dx08
ng9jm61fn8zrppndhgkq0bzppr0y4cfw
ngnt2z78wjxcdfqddl7hn0bffdt7f8yt
p06z32xsm57qk7nrvls383dz6l06vh04
v=spf1 include:spf.aon.net -all
webexdomainverification.4C675B877D2DB136E053AB06FC0A3F65=3c5d5e90-769a-4eb3-83e5-7ad476b768fe
yahoo-verification-key=jVI+hwB0+tupPvnKKdHqRK93Wu8vWiNXae6enim7Srk=

✉️ SPF#

Policy	Record (aon.dk)
-all (hard fail)	v=spf1 include:spf.aon.net -all

📨 DMARC#

Policy	Record (_dmarc.aon.dk)
p=reject	v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:dmarc_agg@vali.email; ruf=mailto:aon@ruf-reporting.vali.email

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:tls-report@vali.email

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 04:04:17

www	104.18.41.217 172.64.146.39 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves aon.dk: no address www.aon.dk: 104.18.41.217 172.64.146.39 (AS13335) (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

108ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

39ms

Field	Value
Serial	2416503967
Primary NS (MNAME)	gabe.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 17:11:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1995-11-28
Expires	2027-12-31 (439d)

🔗 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
pensionsmaegler.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

38ms

35ms

AAAA

31ms

TXT

194ms

CAA

38ms

HTTPS

41ms

TLSA

796ms

SOA

39ms

MTA-STS

59ms

DNSSEC

108ms

SRV

68ms

Total

1597ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 04:04:16	521ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-07 00:12:48	1232ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-03 23:46:30 shown	1597ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-29 23:17:47	2530ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-28 22:59:51	1204ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-26 22:32:34	1456ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-23 07:34:51	3058ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-12 06:37:07	5254ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-07 15:41:29	1449ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-05 01:18:46	1802ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-27 05:01:04	1797ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-24 01:23:46	2142ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-23 13:24:42	942ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 22:52:41	1075ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 13:35:16	898ms	2 NS 0 A 1 MX	🔓 Insecure