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87
Total
95
DNS
70
Email
88
Security
70
Network
100
Availability
Domainio9.com
IPv42
IPv62
MX records3
StatusActive
Domain technical report

io9 | We Come From the Future

io9.com

Generated: 2026-08-09T06:57:07-05:00 · Cached result

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IPv42
IPv62
MX3
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

3 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

70 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers23 / 35 pts · Security

6 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)
104.21.32.57
172.67.183.242

AAAA

2 record(s)
2606:4700:3031::ac43:b7f2
2606:4700:3037::6815:2039

CNAME

0 record(s)
—

Not configured

MX

3 record(s)
54 route2.mx.cloudflare.net.
54 route1.mx.cloudflare.net.
97 route3.mx.cloudflare.net.

TXT

1 record(s)
"v=spf1 include:_spf.mx.cloudflare.net ~all"

NS

2 record(s)
agustin.ns.cloudflare.com.
monika.ns.cloudflare.com.

SOA

1 record(s)
agustin.ns.cloudflare.com. dns.cloudflare.com. 2410066807 10000 2400 604800 1800

CAA

0 record(s)
—

Not configured

DS

1 record(s)
2371 13 2 D73A602E4210E79BE6B93759E83772FE0B06BC5B3B3D2575D35D54A8 BF2BA2F0

DNSKEY

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

RRSIG

0 record(s)
—

Not configured

NSEC

1 record(s)
\000.io9.com. 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.mx.cloudflare.net ~all

DMARC

Configured
v=DMARC1; p=none; rua=mailto:9a41f606c6f948d791da4db7cd75f7b9@dmarc-reports.cloudflare.net

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
io9 | We Come From the Future
Description
Final URL
https://gizmodo.com/io9
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://gizmodo.com/io9
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
io9.com
Valid from
2026-07-20T14:57:56-05:00
Valid until
2026-10-18T15:56:09-05:00
Days remaining
70
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

6 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
Referrer PolicyImplemented
✓
Permissions PolicyImplemented
—
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
104.21.32.57, 172.67.183.242
70,66 ms
Cloudflare
1.1.1.1
104.21.32.57, 172.67.183.242
54,35 ms
Quad9
9.9.9.9
104.21.32.57, 172.67.183.242
48,76 ms
OpenDNS
208.67.222.222
104.21.32.57, 172.67.183.242
102,40 ms
AdGuard
94.140.14.14
104.21.32.57, 172.67.183.242
170,45 ms

IP, geolocation and ASNAssociated network information

104.21.32.57

No data
success
No
country
region
city
asn
organization
isp

172.67.183.242

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

route2.mx.cloudflare.net

Port 25: Closed/unreachable - 1.2 ms - 
Port 465: Closed/unreachable - 9.3 ms - 
Port 587: Closed/unreachable - 8.7 ms -

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