jbserver.dk DNS records

🖥️ Nameservers2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
meg.ns.cloudflare.com	108.162.192.196 172.64.32.196 173.245.58.196 2606:4700:50::adf5:3ac4 2803:f800:50::6ca2:c0c4 2a06:98c1:50::ac40:20c4	meg.ns.cloudflare.com meg.ns.cloudflare.com meg.ns.cloudflare.com meg.ns.cloudflare.com meg.ns.cloudflare.com meg.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rick.ns.cloudflare.com	108.162.193.139 172.64.33.139 173.245.59.139 2606:4700:58::adf5:3b8b 2803:f800:50::6ca2:c18b 2a06:98c1:50::ac40:218b	rick.ns.cloudflare.com rick.ns.cloudflare.com rick.ns.cloudflare.com rick.ns.cloudflare.com rick.ns.cloudflare.com rick.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.30	600s	linux4.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	jbserver-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca09::c 52.101.68.25 52.101.68.3 52.101.68.39 52.101.73.28	mail-db4pr02cu00307.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.98.154.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 122ms

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

📝 TXT Records3 records 154ms

TXT Record
MS=ms13033932
MS=ms99099056
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (jbserver.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.jbserver.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:36c172e9a99f45e9af51145f74591cbf@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC78ms

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

🏷️ SOA43ms

Field	Value
Serial	2407494400
Primary NS (MNAME)	meg.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

39ms

A

61ms

MX

36ms

AAAA

34ms

TXT

154ms

CAA

35ms

HTTPS

34ms

TLSA

374ms

SOA

43ms

MTA-STS

32ms

DNSSEC

78ms

SRV

122ms

Total

1141ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-10 08:53:18	3291ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 21:59:19	17756ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 04:23:50	2046ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 02:39:32	1141ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 18:03:31	5173ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 19:18:01	1061ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:38:14	1459ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:41:51	1258ms	2 NS 1 A 1 MX	🔒 Secure	View