jelber.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
clark.ns.cloudflare.com	108.162.193.87 172.64.33.87 173.245.59.87 2606:4700:58::adf5:3b57 2803:f800:50::6ca2:c157 2a06:98c1:50::ac40:2157	clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
savanna.ns.cloudflare.com	108.162.194.136 162.159.38.136 172.64.34.136 2606:4700:50::a29f:2688 2803:f800:50::6ca2:c288 2a06:98c1:50::ac40:2288	savanna.ns.cloudflare.com savanna.ns.cloudflare.com savanna.ns.cloudflare.com savanna.ns.cloudflare.com savanna.ns.cloudflare.com savanna.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.131	300s	linux248.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records5 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a 74.125.131.26	le-in-x1a.1e100.net le-in-f26.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 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

📝 TXT Records5 records 152ms

TXT Record
google-site-verification=SEG4z-fudhxaj52V03MG224ZRlMp8CUnmAVIFUzSY6I
google-site-verification=slbgzIa4eeywia1Um8vRXg2tucqN-nSgKh1TI7ghuVU
MS=ms60528635
v=spf1 include:_spf.google.com include:spf.protection.outlook.com ~all
v=spf1 mx a ip4:139.162.150.13 include:_spf.google.com include:dedicated.mysmtp.com ~all

✉️ SPF

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

Policy	Record (jelber.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:spf.protection.outlook.com ~all
~all (soft fail)	v=spf1 mx a ip4:139.162.150.13 include:_spf.google.com include:dedicated.mysmtp.com ~all

📨 DMARC

Policy	Record (_dmarc.jelber.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@jelber.dk; ruf=mailto:abuse@jelber.dk; fo=0; pct=100; ri=86400

📬 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)

🔐 DNSSEC112ms

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

🏷️ SOA0ms

Field	Value
Serial	2413522643
Primary NS (MNAME)	clark.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

33ms

A

31ms

MX

34ms

AAAA

27ms

TXT

152ms

CAA

34ms

HTTPS

26ms

TLSA

386ms

SOA

0ms

MTA-STS

45ms

DNSSEC

112ms

SRV

105ms

Total

943ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 07:59:22	943ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-08-07 09:55:26	9666ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-08-02 22:24:24	9551ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-07-16 04:16:54	1417ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-07-12 13:13:58	1329ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-06-19 00:47:41	1425ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-06-17 21:56:36	912ms	2 NS 1 A 5 MX	🔓 Insecure	View