eltronic.dk DNS records

🖥️ Nameservers2 records 52ms

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 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
136.243.165.42	3600s	dedi4779.your-server.de	AS24940	Hetzner Online GmbH	136.243.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	eltronic-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::7 2a01:111:f403:ca09::a 2a01:111:f403:ca38::8 52.101.68.0 52.101.68.3 52.101.68.8 52.101.73.6	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 73ms

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

📝 TXT Records6 records 191ms

TXT Record
54EIZFoCf/E3nVPeGaAetC+toAzR2LxqTYTosmH7HbYSLWav+1FFcm6Wjou0xwH+eDwTvQPpRjFLtbT3DF7Bcw==
atlassian-domain-verification=vK3xwiqx1CA1KmtOpOgzkExbrNRGI7p/796xzgpKdF2JGe4XisT7BVGckhKv77B4
docusign=7c759dfa-e9ef-4bbe-a32d-dd0bd33e5eeb
Include nc-relay01.nchost.dk
MS=ms93229107
v=spf1 ip4:5.103.8.8 ip4:185.37.35.66 include:spf.protection.outlook.com include:emsd1.com include:_spf.emply.com include:spf.eu.signature365.net -all

✉️ SPF

Policy	Record (eltronic.dk)
-all (hard fail)	v=spf1 ip4:5.103.8.8 ip4:185.37.35.66 include:spf.protection.outlook.com include:emsd1.com include:_spf.emply.com include:spf.eu.signature365.net -all

📨 DMARC

Policy	Record (_dmarc.eltronic.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:mailreporteltronicdk@eltronic-group.com,mailto:dmarc_agg@vali.email; ruf=mailto:mailreporteltronicdk@eltronic-group.com; fo=1;

📬 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)

🔐 DNSSEC70ms

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

🏷️ SOA0ms

Field	Value
Serial	2026051302
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

52ms

A

51ms

MX

44ms

AAAA

41ms

TXT

191ms

CAA

58ms

HTTPS

49ms

TLSA

607ms

SOA

0ms

MTA-STS

84ms

DNSSEC

70ms

SRV

73ms

Total

1267ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 21:34:15	1267ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 23:15:04	968ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 06:42:17	1013ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 00:27:29	907ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 07:05:40	618ms	2 NS 1 A 1 MX	🔒 Secure	View