downthedrain.dk DNS records

🖥️ Nameservers4 records 98ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dtd.sse-ns.com	205.251.194.133 2600:9000:5302:8500::1	ns-645.awsdns-16.net ns-645.awsdns-16.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns2.dtd.sse-ns.com	205.251.193.201 2600:9000:5301:c900::1	ns-457.awsdns-57.com ns-457.awsdns-57.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns3.dtd.sse-ns.com	205.251.198.147 2600:9000:5306:9300::1	ns-1683.awsdns-18.co.uk ns-1683.awsdns-18.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns4.dtd.sse-ns.com	205.251.196.112 2600:9000:5304:7000::1	ns-1136.awsdns-14.org ns-1136.awsdns-14.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records4 records 292ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.119	60s	server-3-174-18-119.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.40	60s	server-3-174-18-40.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.6	60s	server-3-174-18-6.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.87	60s	server-3-174-18-87.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records1 records 162ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	downthedrain-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 52.101.103.140 52.101.68.16 52.101.68.21 52.101.68.25	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.104.116.56

🔷 AAAA Records (IPv6)8 records 162ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2600:9000:28e5:2000:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:5200:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:6600:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:6c00:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:800:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:c000:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:ca00:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—
2600:9000:28e5:f000:3:88c8:3980:93a1	60s	—	AS16509	Amazon.com, Inc.	2600:9000:0:0:0:0:0:0/34	🇺🇸 United States	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records4 records 377ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	5	443	mail.downthedrain.dk
_imap._tcp	10	0	143	mail.downthedrain.dk
_imaps._tcp	5	0	993	mail.downthedrain.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 273ms

TXT Record
MS=ms44107297
slack-domain-verification=1Pf13XXXPbAYWAzAtyhz7AkGHqt9OXXPKCEcHfGf
v=spf1 include:spf.protection.outlook.com include:spf.shoporama.dk include:spf.mandrillapp.com ~all

✉️ SPF

Policy	Record (downthedrain.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:spf.shoporama.dk include:spf.mandrillapp.com ~all

📨 DMARC

Policy	Record (_dmarc.downthedrain.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@superstruct.uriports.com; ruf=mailto:dmarc@superstruct.uriports.com; fo=1:d:s

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@superstruct.uriports.com

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

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

🔐 DNSSEC251ms

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

🏷️ SOA146ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.dtd.sse-ns.com
Responsible (RNAME)	domains@superstruct.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

98ms

A

292ms

MX

162ms

AAAA

162ms

TXT

273ms

CAA

154ms

HTTPS

92ms

TLSA

223ms

SOA

146ms

MTA-STS

214ms

DNSSEC

251ms

SRV

377ms

Total

18245ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 03:20:55	18245ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-08-22 03:15:14	15957ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-08-07 00:04:31	26350ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 17:36:16	1162ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 22:14:49	1232ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 07:21:36	1142ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 04:22:59	719ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 04:20:37	717ms	2 NS 2 A 1 MX	🔓 Insecure	View