nerd911.dk DNS records

🖥️ Nameservers2 records 325ms

Nameserver	IP addresses	PTR	ASN / ISP
erin.ns.cloudflare.com	108.162.192.113 172.64.32.113 173.245.58.113 2606:4700:50::adf5:3a71 2803:f800:50::6ca2:c071 2a06:98c1:50::ac40:2071	erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nash.ns.cloudflare.com	108.162.193.209 172.64.33.209 173.245.59.209 2606:4700:58::adf5:3bd1 2803:f800:50::6ca2:c1d1 2a06:98c1:50::ac40:21d1	nash.ns.cloudflare.com nash.ns.cloudflare.com nash.ns.cloudflare.com nash.ns.cloudflare.com nash.ns.cloudflare.com nash.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 224ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.244	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.111	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 237ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	discovery.nerd911.dk → 77.233.252.6

🔷 AAAA Records (IPv6)2 records 332ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:2af4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:d56f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 251ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.244,172.67.213.111 ech=AEX+DQBBVAAgACAvH4GWmM0WJxC9Lr8eGkR0vyKTpyDVYC0+rHReg6/VQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2af4,2606:4700:3037::ac43:d56f

🔌 SRV Records5 records 342ms

Service	Port	Target
_xmpp-server._tcp	5269	xmpp-server3.l.google.com
_xmpp-server._tcp	5269	xmpp-server1.l.google.com
_xmpp-server._tcp	5269	xmpp-server4.l.google.com
_xmpp-server._tcp	5269	xmpp-server.l.google.com
_xmpp-server._tcp	5269	xmpp-server2.l.google.com

📝 TXT Records5 records 622ms

TXT Record
apple-domain-verification=1XvQ8I33AlIm2NVH
google-site-verification=LnmwogcweG7jbuapPUUBdSgelZNTkXGhBFKweqtL1s4
google-site-verification=MWkAghV3z1Y-aFw_pey3dKi1itbz_aK_a3Zmnq1j-Wg
MS=ms78162267
v=spf1 include:spf1.nerd911.dk include:spf2.nerd911.dk -all

✉️ SPF

Policy	Record (nerd911.dk)
-all (hard fail)	v=spf1 include:spf1.nerd911.dk include:spf2.nerd911.dk -all

📨 DMARC

Policy	Record (_dmarc.nerd911.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:7978e4f27aa340c19f587dd62deb61b7@dmarc-reports.cloudflare.net,mailto:dmarc_agg@vali.email; ruf=mailto:dmarc_agg@vali.email; sp=none; aspf=r;

📬 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.nerd911.dk	I2BVCO2o_zBoLVhFkVsmmGMSsL9Nkz5GDkaeWXED-oI
TXT	_acme-challenge.nerd911.dk	kRW3xeVtzPPFJnOsOr4PJiT6d88gSpSRF3Ozua_35bo
TXT	_acme-challenge.nerd911.dk	Zqr7ZwUh3UR6XEysBA_csq33ahPO4RNVs4v7Ixzvv_8

🔗 TLSA / DANE

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

🔐 DNSSEC477ms

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

🏷️ SOA0ms

Field	Value
Serial	2412930761
Primary NS (MNAME)	erin.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

325ms

A

224ms

MX

237ms

AAAA

332ms

TXT

622ms

CAA

237ms

HTTPS

251ms

TLSA

553ms

SOA

0ms

MTA-STS

357ms

DNSSEC

477ms

SRV

342ms

Total

10627ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 06:22:59	10627ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-21 05:58:20	1619ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-19 02:31:12	6229ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-17 20:04:12	1652ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-16 01:10:23	1672ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-08-13 20:19:28	6596ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-27 11:48:17	2973ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-24 09:39:09	1980ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-16 09:24:54	1590ms	2 NS 2 A 5 MX	🔒 Secure	View
2026-07-03 20:32:58	12166ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-02 20:01:24	1485ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-26 23:23:48	1170ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-20 21:30:05	1136ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-18 04:18:27	47185ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-18 04:01:50	3139ms	2 NS 1 A 5 MX	🔒 Secure	View