What technology does southwest.com use?

We did not detect any specific technologies for southwest.com in the latest scan.

Is southwest.com secure (HTTPS)?

Yes. southwest.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Jan 22, 2027.

Who hosts southwest.com?

Hosting provider information for southwest.com is not available yet.

What is southwest.com's SEO score?

southwest.com scored 70/100 for SEO in the latest analysis (fair).

What is southwest.com's overall website score?

southwest.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.

Has southwest.com's score changed over time?

southwest.com's overall score has declined by 3 points (from 90 to 87) since Jul 21, 2026.

southwest.com

Southwest Airlines | Airline Tickets and Low Fares

Last scanned Jul 29, 2026, 4:00 PM · 8 views

Overall score

Great

Summary

Find low fares to top destinations and plan your travel today. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No H1 heading found.

Find low fares to top destinations and plan your travel today. Book Southwest flights, rental cars, and hotels on southwest.com.

Top issues to fix

6 issues found · 1 high priority

No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
3 cookies without Secure/HttpOnly flags
Security
Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

SEO

4 issue(s) found

100

Performance

634 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Score history

-3 overall since Jul 21, 2026

Overall: 87
SEO: 70
Security: 90
Performance: 100
Accessibility: 90

Organization

Company details published in this site's own structured data.

Find low fares to top destinations and plan your travel today. Book Southwest flights, rental cars, and hotels on southwest.com.

Meta tags

Title: Southwest Airlines | Airline Tickets and Low Fares
Description: Find low fares to top destinations and plan your travel today. Book Southwest flights, rental cars, and hotels on southwest.com.
Canonical: https://www.southwest.com
Language: en
Charset: UTF-8
Viewport: width=device-width,initial-scale=1
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: DigiCert Inc
Subject: www.southwest.com
Valid from: Jul 8, 2026
Valid to: Jan 22, 2027
Days until expiry: 177
SAN domains: www.southwest.com, alice.southwest.com, careers.southwest.com, chris.southwest.com, getconnected.southwestwifi.com, global.southwest.com, mobile-offline.southwest.com, mobile.southwest.com, nonrev.southwest.com, offline.southwest.com, offline.southwestwifi.com, search.southwest.com, southwest.com, southwestwifi.com, www.southwestvacations.com, www.southwestwifi.com, www.swabiz.com

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 4 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

27 scripts · 2 stylesheets

JS / CSS size

2.3 KB · 0 B

Page size

7.1 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

No H1 heading found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://southwest.com
Final URL: https://www.southwest.com/
HTTP status: 200
HTTP version: HTTP/2
Response time: 634 ms
HTML size: 7.1 KB
Redirect chain: https://southwest.com → https://www.southwest.com/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does southwest.com use?: We did not detect any specific technologies for southwest.com in the latest scan.
Is southwest.com secure (HTTPS)?: Yes. southwest.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Jan 22, 2027.
Who hosts southwest.com?: Hosting provider information for southwest.com is not available yet.
What is southwest.com's SEO score?: southwest.com scored 70/100 for SEO in the latest analysis (fair).
What is southwest.com's overall website score?: southwest.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
Has southwest.com's score changed over time?: southwest.com's overall score has declined by 3 points (from 90 to 87) since Jul 21, 2026.