nul-alger.dk DNS records

🖥️ Nameservers4 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dk	2001:41d0:701:1100::7ec7 57.129.78.20	vps-1448e198.vps.ovh.net vps-1448e198.vps.ovh.net	AS16276 OVH SAS AS16276 OVH SAS
ns2.dk	212.95.58.14 2a00:c98:400f:104:1c00:a8ff:fe00:2ac	ns2.dnscluster.dk ns2.dnscluster.dk	AS28753 Leaseweb Deutschland GmbH AS28753 Leaseweb Deutschland GmbH
ns3.dk	213.184.84.70 2a09:3a00:4070::1	— —	AS59795 PerfGrid AS59795 PerfGrid
ns4.dk	2a06:a005:16d0:45::a 45.140.220.10	ns4.dnscluster.dk ns4.dnscluster.dk	AS142594 SpeedyPage Ltd AS142594 SpeedyPage Ltd

🌍 A Records1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.85.16	60s	nlcp07.hosting4real.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	nulalger-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca04::a 2a01:111:f403:ca09::b 52.101.68.27 52.101.68.3 52.101.73.16 52.101.73.24	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 651ms

TXT Record
v=spf1 +a +mx +ip4:213.184.85.16 include:spf-record.net +include:_relayspf.hosting4real.net +include:spf.protection.outlook.com +include:_custspf.one.com -all

✉️ SPF

Policy	Record (nul-alger.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:213.184.85.16 include:spf-record.net +include:_relayspf.hosting4real.net +include:spf.protection.outlook.com +include:_custspf.one.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.nul-alger.dk	G_oDXbgPFm7Hl3I2Gkc6D10vaPj4yynIjgQJZx8y094

🔗 TLSA / DANE

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

🔐 DNSSEC110ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026083105
Primary NS (MNAME)	ns1.dk
Responsible (RNAME)	server@hosting4real.com
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

43ms

MX

34ms

AAAA

38ms

TXT

651ms

CAA

34ms

HTTPS

37ms

TLSA

247ms

SOA

0ms

MTA-STS

176ms

DNSSEC

110ms

SRV

270ms

Total

1357ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 04:49:55	1357ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-30 08:17:13	2641ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-29 01:33:44	2847ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 21:36:45	2455ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-03 10:38:51	3583ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-29 08:45:30	1060ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 22:48:16	1139ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 19:43:46	743ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 16:43:27	2356ms	4 NS 1 A 1 MX	🔓 Insecure	View