a-j.dk

📜 Historical scan 2026-07-09 04:02:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a-j.dk is a .dk domain served by 4 nameservers (ns1.nhl-data.dk, ns2.nhl-data.dk, ns3.nhl-data.dk and 1 more). It was registered on 22 December 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.7.42 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by aj-dk0c.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#

4 records 178ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nhl-data.dk	185.136.96.11 2a06:fb00:1::1:11	ns1.nhl-data.dk ns1.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns2.nhl-data.dk	185.136.97.11 2a06:fb00:1::2:11	ns2.nhl-data.dk ns2.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns3.nhl-data.dk	185.136.98.11 2a06:fb00:1::3:11	ns3.nhl-data.dk ns3.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns4.nhl-data.dk	185.136.99.11 2a06:fb00:1::4:11	ns4.nhl-data.dk ns4.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

1 records 183ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.7.42	3600s	nhllin26.nhl-data.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	—

📧 MX Records#

1 records 178ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	aj-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::5 2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 52.101.68.32 52.101.73.1 52.101.73.26 52.101.73.30	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔌 SRV Records#

1 records 406ms

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

📝 TXT Records#

1 records 449ms

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

✉️ SPF#

Policy	Record (a-j.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all

📨 DMARC#

Policy	Record (_dmarc.a-j.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-16 06:34:18

www	87.116.7.42 (AS31027) (address records, no CNAME)
www vs bare domain	Same network a-j.dk: 87.116.7.42 (AS31027) www.a-j.dk: 87.116.7.42 (AS31027)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u22273278.wl029.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u22273278.wl029.sendgrid.net	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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

277ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070701
Primary NS (MNAME)	ns1.nhl-data.dk
Responsible (RNAME)	hostmaster@nhl-data.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 06:48:22

Field	Value
Registrar	NHL DATA ApS
Registered	2018-12-22
Expires	2026-12-31 (75d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

178ms

183ms

178ms

AAAA

179ms

TXT

449ms

CAA

186ms

HTTPS

181ms

TLSA

915ms

SOA

0ms

MTA-STS

204ms

DNSSEC

277ms

SRV

406ms

Total

3146ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 06:34:18	2674ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-07 16:22:25	958ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-26 05:25:01	3091ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-07 07:52:26	6241ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-17 23:57:09	2816ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-28 06:07:25	15500ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-09 04:02:38 shown	3146ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 22:04:24	1198ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 08:42:37	4869ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:46:57	892ms	4 NS 1 A 1 MX	🔒 Secure