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84
Total
95
DNS
70
Email
77
Security
70
Network
100
Availability
Domaindiagrams.net
IPv42
IPv62
MX records2
StatusActive
Domain technical report

Security-first diagramming for teams | draw.io

diagrams.net

Free, open source diagramming application with 100M+ users. Store your data wherever you want—we can't access it.

Generated: 2026-08-09T07:16:24-05:00 · Cached result

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IPv42
IPv62
MX2
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

2 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

2 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

✓
DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

!
CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

2 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

89 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓
IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓
IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)
104.18.4.247
104.18.5.247

AAAA

2 record(s)
2606:4700::6812:4f7
2606:4700::6812:5f7

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
20 in2-smtp.messagingengine.com.
10 in1-smtp.messagingengine.com.

TXT

2 record(s)
"v=spf1 include:spf.messagingengine.com include:_spf.atlassian.net -all"
"924mksbeklogfa4m9a91dcfidv"

NS

2 record(s)
amy.ns.cloudflare.com.
phil.ns.cloudflare.com.

SOA

1 record(s)
amy.ns.cloudflare.com. dns.cloudflare.com. 2411713246 10000 2400 604800 1800

CAA

0 record(s)
—

Not configured

DS

1 record(s)
2371 13 2 DEE93DFD682D973C88542DBD05F0F0F28AA646F0BD08A4562FF2E210 B828884A

DNSKEY

2 record(s)
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==

RRSIG

6 record(s)
NS 13 2 86400 20260810131613 20260808111613 34505 diagrams.net. MRlKO5x/I85EeO+KhFshRDP3lAr8UAvB5MRhau+I5L4MSy036DzVRqRB 0Bw9cpMxxAUNQ9IeLl7MUcnsJ5pyuA==
TXT 13 2 300 20260810131613 20260808111613 34505 diagrams.net. DGLJaFo/8VLrqohhtEq0diaJLMvk/eLT2WjTSsKKVLHnJfjVZnWGAIn5 HIwDz7gpInwu6OO0iMoMP35qYRSYfA==
MX 13 2 300 20260810131613 20260808111613 34505 diagrams.net. HUJtE9FxLJdedOn4fBB75ZNOleLQ5TfoG62puBD3xzkOzOR+tO33+iB1 Jq8sikIsWkJ67IE8tO1LcJVWPoaeAA==
AAAA 13 2 300 20260810131613 20260808111613 34505 diagrams.net. vOP0ok6pva6/2888POfzu8x7hZicydsVfQYKzl8JmUZHamSNmOSWMdxc JWAra5ndCKQQFRKbPLcZDWIDfvEtkg==
A 13 2 300 20260810131613 20260808111613 34505 diagrams.net. W0NwxNRBug98p65URLK599jmNM+0unAwAqAdKw3dp5lw6Diy12sBblyc r0hxMJQnMAMJzbLsERBAS7napH9rKg==
DS 13 2 86400 20260813034102 20260806023102 7272 net. +nFktL6M6ZiwibxBknp6y/kjI+8F7hvEkKfUB7L+94OkAscmlr1S85P+ 0SiZZ5jMfM19YD/WHmDXsl3oS7JN7A==

NSEC

1 record(s)
\000.diagrams.net. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 include:spf.messagingengine.com include:_spf.atlassian.net -all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:d9681012e875477fb0aa51b2ee9b31e4@dmarc-reports.cloudflare.net; ruf=mailto:postmaster@diagrams.net; pct=100; sp=quarantine

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Security-first diagramming for teams | draw.io
Description
Free, open source diagramming application with 100M+ users. Store your data wherever you want—we can't access it.
Final URL
https://www.drawio.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.drawio.com/
Version
3
Server
cloudflare
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Google Trust Services
CN
diagrams.net
Valid from
2026-08-08T16:18:53-05:00
Valid until
2026-11-06T16:18:50-06:00
Days remaining
89
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

3 active
✓
HSTSImplemented
—
Content Security PolicyNot detected
✓
X-Content-Type-OptionsImplemented
—
X-Frame-OptionsNot detected
✓
Referrer PolicyImplemented
—
Permissions PolicyNot detected
—
Cross-Origin-Opener-PolicyNot detected
—
Cross-Origin-Embedder-PolicyNot detected
—
Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
104.18.4.247, 104.18.5.247
70,17 ms
Cloudflare
1.1.1.1
104.18.4.247, 104.18.5.247
47,20 ms
Quad9
9.9.9.9
104.18.4.247, 104.18.5.247
32,39 ms
OpenDNS
208.67.222.222
104.18.4.247, 104.18.5.247
36,77 ms
AdGuard
94.140.14.14
104.18.4.247, 104.18.5.247
66,28 ms

IP, geolocation and ASNAssociated network information

104.18.4.247

No data
success
No
country
region
city
asn
organization
isp

104.18.5.247

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

in2-smtp.messagingengine.com

Port 25: Closed/unreachable - 0.9 ms - 
Port 465: Closed/unreachable - 4023 ms - 
Port 587: Closed/unreachable - 4029 ms -

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