skymark.co.jp
【公式】スカイマーク SKYMARK｜航空券予約・空席照会・運賃一覧・国内線
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Great
Summary
【スカイマーク公式サイト】国内線の航空券・飛行機の予約、空席・運賃・運航状況の検索ができます。羽田・札幌（新千歳）・仙台・茨城・名古屋・神戸・福岡�… This website uses Google Analytics hosted on AKAMAI-ASN1 - Akamai International B.V., NL. SEO is fair (70/100) and accessibility is excellent (95/100). Security scores good (75/100) and performance good (85/100). Top issue: Title longer than 60 characters.
【スカイマーク公式サイト】国内線の航空券・飛行機の予約、空席・運賃・運航状況の検索ができます。羽田・札幌（新千歳）・仙台・茨城・名古屋・神戸・福岡・長崎・鹿児島・奄美大島・那覇・宮古（下地島）発着のお得な航空券、時刻表などの情報をご覧いただけます。
- United States
- Hosted on AKAMAI-ASN1 - Akamai International B.V., NL
Top issues to fix
11 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
2 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
+5 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
557 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
【スカイマーク公式サイト】国内線の航空券・飛行機の予約、空席・運賃・運航状況の検索ができます。羽田・札幌（新千歳）・仙台・茨城・名古屋・神戸・福岡・長崎・鹿児島・奄美大島・那覇・宮古（下地島）発着のお得な航空券、時刻表などの情報をご覧いただけます。
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- 【公式】スカイマーク SKYMARK｜航空券予約・空席照会・運賃一覧・国内線
- Description
- 【スカイマーク公式サイト】国内線の航空券・飛行機の予約、空席・運賃・運航状況の検索ができます。羽田・札幌（新千歳）・仙台・茨城・名古屋・神戸・福岡・長崎・鹿児島・奄美大島・那覇・宮古（下地島）発着のお得な航空券、時刻表などの情報をご覧いただけます。
- Canonical
- https://www.skymark.co.jp/ja/
- Language
- ja
- Charset
- utf-8
- Viewport
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AKAMAI-ASN1 - Akamai International B.V., NL
- CDN provider
- —
- IP address
- 23.212.253.153
- ASN
- AS20940 (AKAMAI-ASN1 - Akamai International B.V., NL)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Cybertrust Japan Co., Ltd.
- Subject
- www.skymark.co.jp
- Valid from
- Dec 1, 2025
- Valid to
- Dec 29, 2026
- Days until expiry
- 153
- SAN domains
- www.skymark.co.jp, skymark.co.jp, www.skymark.jp, www1.skymark.co.jp, www.res.skymark.co.jp, smart.skymark.jp, search.skymark.co.jp, smart.skymark.co.jp, skymark.jp
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 2 cookie(s) observed
Content & assets
Headings
H1 2 · H2 0 · H3 0
Links
144 internal · 11 external · 1 broken
Images
49 total · 4 missing alt
Scripts / Styles
85 scripts · 9 stylesheets
JS / CSS size
1.4 MB · 0 B
Page size
35.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 68
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- Multiple H1 headings found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
- Missing viewport meta tag
Scan details
- Requested URL
- https://skymark.co.jp
- Final URL
- https://www.skymark.co.jp/ja/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 557 ms
- HTML size
- 35.7 KB
- Redirect chain
- https://skymark.co.jp → https://www.skymark.co.jp/ → http://www.skymark.co.jp/ja/ → https://www.skymark.co.jp/ja/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does skymark.co.jp use?
- skymark.co.jp is built with jQuery, Google Analytics, Google Ads, Meta Pixel, TikTok Pixel.
- Is skymark.co.jp secure (HTTPS)?
- Yes. skymark.co.jp uses TLS 1.3 with a certificate issued by Cybertrust Japan Co., Ltd., valid until Dec 29, 2026.
- Who hosts skymark.co.jp?
- skymark.co.jp is hosted on AKAMAI-ASN1 - Akamai International B.V., NL.
- What is skymark.co.jp's SEO score?
- skymark.co.jp scored 70/100 for SEO in the latest analysis (fair).
- What is skymark.co.jp's overall website score?
- skymark.co.jp has an overall SiteGraph score of 80/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card