energitjek-slagelse.dk DNS records

🖥️ Nameservers2 records 40ms

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 Records1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.201.39.91	3600s	—	AS44398	Itm8 A/S	193.201.39.0/24	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	energitjekslagelse-dk02e.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::2 2a01:111:f403:ca09::9 2a01:111:f403:ca09::f 52.101.73.1 52.101.73.16 52.101.73.2 52.101.73.6	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.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 Records4 records 170ms

TXT Record
_globalsign-domain-verification=pYv6CH00lXaUQ0V2p-jVTDAdLADbJD210ozt-PvNzf
google-site-verification=wVMQgWQmd3-59S5wD9lHYPtuIXTpz7cN5ymd5GVWnq0
v=spf1 include:spf.protection.outlook.com -all
v=spf1 ip4:77.221.252.232/29 ~all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (energitjek-slagelse.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all
~all (soft fail)	v=spf1 ip4:77.221.252.232/29 ~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

🔗 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

🏷️ SOA57ms

Field	Value
Serial	2026080301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

40ms

A

42ms

MX

34ms

AAAA

42ms

TXT

170ms

CAA

52ms

HTTPS

39ms

TLSA

4035ms

SOA

57ms

MTA-STS

59ms

DNSSEC

101ms

SRV

100ms

Total

8998ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 00:03:40	8998ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 21:09:44	9006ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 00:38:06	5673ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 11:14:45	1051ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:47:56	1814ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 07:31:04	682ms	2 NS 1 A 1 MX	🔒 Secure	View