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68
Total
70
DNS
25
Email
84
Security
35
Network
100
Availability
Domainsizzlejs.com
IPv42
IPv60
MX records0
StatusActive
Domain technical report

Home · jquery/sizzle Wiki · GitHub

sizzlejs.com

A sizzlin' hot selector engine. Contribute to jquery/sizzle development by creating an account on GitHub.

Generated: 2026-08-09T09:18:06-05:00 · Cached result

JSONCSVPDFVisit site
IPv42
IPv60
MX0
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 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 chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

!
CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

!
MX records0 / 20 pts · Mail

0 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

!
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

52 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 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 connectivity0 / 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)
104.17.98.190
104.17.99.190

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

0 record(s)
—

Not configured

TXT

1 record(s)
"v=spf1 -all"

NS

2 record(s)
george.ns.cloudflare.com.
lara.ns.cloudflare.com.

SOA

1 record(s)
george.ns.cloudflare.com. dns.cloudflare.com. 2408561010 10000 2400 604800 1800

CAA

0 record(s)
—

Not configured

DS

0 record(s)
—

Not configured

DNSKEY

0 record(s)
—

Not configured

RRSIG

0 record(s)
—

Not configured

NSEC

0 record(s)
—

Not configured

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 -all

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Home · jquery/sizzle Wiki · GitHub
Description
A sizzlin' hot selector engine. Contribute to jquery/sizzle development by creating an account on GitHub.
Final URL
https://github.com/jquery/sizzle/wiki
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://github.com/jquery/sizzle/wiki
Version
3
Server
github.com
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Google Trust Services
CN
sizzlejs.com
Valid from
2026-07-03T04:41:37-05:00
Valid until
2026-10-01T05:41:30-05:00
Days remaining
52
Protocol
TLSv1.2
Cipher
ECDHE-ECDSA-AES128-GCM-SHA256

Security headers

5 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
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
104.17.98.190, 104.17.99.190
89,11 ms
Cloudflare
1.1.1.1
104.17.98.190, 104.17.99.190
59,63 ms
Quad9
9.9.9.9
104.17.98.190, 104.17.99.190
47,06 ms
OpenDNS
208.67.222.222
104.17.98.190, 104.17.99.190
42,60 ms
AdGuard
94.140.14.14
104.17.98.190, 104.17.99.190
97,46 ms

IP, geolocation and ASNAssociated network information

104.17.98.190

No data
success
No
country
region
city
asn
organization
isp

104.17.99.190

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

sizzlejs.com

Port 25: Closed/unreachable - 3 ms - 
Port 465: Closed/unreachable - 4005.7 ms - 
Port 587: Closed/unreachable - 4016.8 ms -

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