st21.jp
🖥 Status: up
🕒 Response Time: 4.058 sec
⬅️ Response Code: 200
Between April 21, 2026, and the 59 day after, st21.jp had a total of 3 availability checks performed. St21.jp, operational 3 times in all tests, responded with a code 200 during its most recent recorded uptime on June 12, 2026. Checks that were done as of June 20, 2026, show that st21.jp was never unavailable. As of June 20, 2026, records show that no error status codes had been noted in any of the responses that had been received. On June 12, 2026, contrasted by a 4.005 seconds average, st21.jp's response time was 4.058 seconds.
3
Last Updated: June 12, 2026
easynepalityping.com
Last Updated: May 31, 2026
Status: up
Response Time: 0.097 sec
Response Code: 200
St21.jp overview
- Domain
- st21.jp
- Title
- たまプラーザのピアノ・個人練習専用音楽スタジオ｜STUDIO21 [スタジオ21] | 東急田園都市線たまプラーザ駅の音楽スタジオ・STUDIO21 [スタジオ21]です。ピアノ・個人練習専用の音楽スタジオ。 プロ仕様の設備を整えたスタジオです。個人練習に適したBst（4 帖）、Cst（16 帖）にはフルコンサートピアノ（YAMAHA C6X C6X）完備。
- Description
- 東急田園都市線たまプラーザ駅の音楽スタジオ・STUDIO21 [スタジオ21]です。ピアノ・個人練習専用の音楽スタジオ。 プロ仕様の設備を整えたスタジオです。個人練習に適したBst（4 帖）、Cst（16 帖）にはフルコンサートピアノ（YAMAHA C6X C6X）完備。
- S Site Status Rank
- 1 984 441
- Search Wikipedia
- st21.jp
- Alternatives
- alternatives to st21.jp
St21.jp
status check request map as of June 20, 2026
Country report for st21.jp as of June 20, 2026
| United States | 100.00% | ||||||||
| 05:49 | |||||||||
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General SEO Report
| Page Title | たまプラーザのピアノ・個人練習専用音楽スタジオ｜STUDIO21 [スタジオ21] | 東急田園都市線たまプラーザ駅の音楽スタジオ・STUDIO21 [スタジオ21]です。ピアノ・個人練習専用の音楽スタジオ。 プロ仕様の設備を整えたスタジオです。個人練習に適したBst（4 帖）、Cst（16 帖）にはフルコンサートピアノ（YAMAHA C6X C6X）完備。 Length: 430 characters |
|---|---|
| Meta Description | 東急田園都市線たまプラーザ駅の音楽スタジオ・STUDIO21 [スタジオ21]です。ピアノ・個人練習専用の音楽スタジオ。 プロ仕様の設備を整えたスタジオです。個人練習に適したBst（4 帖）、Cst（16 帖）にはフルコンサートピアノ（YAMAHA C6X C6X）完備。 Length: 330 characters |
| Meta Keywords | no meta keywords data for st21.jp 2026-06-20T13:21:07+00:00 |
| Page Content | Web Page Content Length: 35102 characters |
| H1 Heading | no h1 heading data for st21.jp 2026-06-20T13:21:07+00:00 |
| H2 Headings | スタジオ21からのお願い スタジオ21 ご利用のご案内 各スタジオルームのご紹介 スタジオA スタジオＢ スタジオＣ 営業日 感染症予防対策へのご協力のお願い 入会費・年会費無料！ 下記料金にてご利用いただけます STUDIO21からのお知らせ お知らせ Count: 11 heading tag |
| H3 Headings | 利用料金のご案内 Count: 1 heading tag |
| H4 Headings | no h4 headings data for st21.jp 2026-06-20T13:21:07+00:00 |
| H5-H6 Headings | no h5-h6 headings data for st21.jp 2026-06-20T13:21:07+00:00 |
| Image ALT Attributes | https://www.st21.jp/wp-content/uploads/2019/02/logo.png https://www.st21.jp/wp-content/uploads/2024/05/st-kakunin-1024x444.jpg https://www.st21.jp/wp-content/uploads/2024/04/paypay-300x114.png https://www.st21.jp/wp-content/uploads/2024/04/st-topba.png https://www.st21.jp/wp-content/uploads/2019/03/studio_a.jpg https://www.st21.jp/wp-content/uploads/2019/03/studio_b.jpg https://www.st21.jp/wp-content/uploads/2019/03/studio_c.jpg https://www.st21.jp/wp-content/uploads/2019/04/studiol-300x169.png https://www.st21.jp/wp-content/uploads/2019/03/footer_reserve_off.png Count: 9 images with ALT attributes |
| Robots.txt | file robots.txt was found on the website |
| XML Sitemap | no xml sitemap data for st21.jp 2026-06-20T13:21:07+00:00 |
| Page Size | page size: 34 kb |
| Response Time | response time: 4.005 sec |
| Minify CSS | Minified: https://www.st21.jp/wp-content/plugins/vk-all-in-one-expansion-unit/assets/css/vkExUnit_style.css?ver=9.112.0.1 https://www.st21.jp/wp-includes/css/dist/block-library/style.min.css?ver=6.8.3 https://use.fontawesome.com/releases/v6.5.1/css/all.css?ver=8.5.40 https://www.st21.jp/wp-content/plugins/wpvr/public/lib/videojs-vr/videojs-vr.css?ver=1 https://www.st21.jp/wp-content/themes/lightning/_g2/library/bootstrap-4/css/bootstrap.min.css?ver=4.5.0 https://www.st21.jp/wp-content/themes/lightning/_g2/assets/css/common.css?ver=15.29.11 https://www.st21.jp/wp-content/themes/lightning/_g2/design-skin/origin2/css/style.css?ver=15.29.11 https://www.st21.jp/wp-content/plugins/vk-all-in-one-expansion-unit/inc/call-to-action/package/assets/css/style.css?ver=9.112.0.1 https://www.st21.jp/wp-content/themes/lightning_child_sample/style.css?ver=15.29.11 https://www.st21.jp/wp-content/themes/lightning/vendor/vektor-inc/font-awesome-versions/src/versions/6/css/all.min.css?ver=6.4.2 https://www.st21.jp/wp-content/plugins/easy-fancybox/fancybox/1.5.4/jquery.fancybox.min.css?ver=6.8.3 https://www.st21.jp/wp-content/plugins/shortcodes-ultimate/includes/css/icons.css?ver=1.1.5 https://www.st21.jp/wp-content/plugins/shortcodes-ultimate/includes/css/shortcodes.css?ver=7.4.5 Unminified: https://www.st21.jp/wp-content/plugins/contact-form-7/includes/css/styles.css?ver=6.1.2 https://www.st21.jp/wp-content/plugins/wpvr/public/lib/pannellum/src/css/pannellum.css?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/lib/pannellum/src/css/video-js.css?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/css/owl.carousel.css?ver=8.5.40 https://www.st21.jp/wp-content/plugins/wpvr/public/css/wpvr-public.css?ver=8.5.40 included in the page |
| Minify JavaScript | Minified: https://www.st21.jp/wp-includes/js/jquery/jquery.min.js?ver=3.7.1 https://www.st21.jp/wp-includes/js/jquery/jquery-migrate.min.js?ver=3.4.1 https://www.st21.jp/wp-includes/js/dist/hooks.min.js?ver=4d63a3d491d11ffd8ac6 https://www.st21.jp/wp-includes/js/dist/i18n.min.js?ver=5e580eb46a90c2b997e6 https://www.st21.jp/wp-content/plugins/contact-form-7/includes/swv/js/index.js?ver=6.1.2 https://www.st21.jp/wp-content/plugins/contact-form-7/includes/js/index.js?ver=6.1.2 https://www.st21.jp/wp-content/plugins/vk-all-in-one-expansion-unit/assets/js/all.min.js?ver=9.112.0.1 https://www.st21.jp/wp-content/themes/lightning/_g2/library/bootstrap-4/js/bootstrap.min.js?ver=4.5.0 https://www.st21.jp/wp-content/themes/lightning/_g2/assets/js/lightning.min.js?ver=15.29.11 https://www.st21.jp/wp-includes/js/clipboard.min.js?ver=2.0.11 https://www.st21.jp/wp-content/plugins/vk-all-in-one-expansion-unit/inc/sns/assets/js/copy-button.js https://www.st21.jp/wp-content/plugins/vk-all-in-one-expansion-unit/inc/smooth-scroll/js/smooth-scroll.min.js?ver=9.112.0.1 https://www.st21.jp/wp-content/plugins/easy-fancybox/vendor/purify.min.js?ver=6.8.3 https://www.st21.jp/wp-content/plugins/easy-fancybox/fancybox/1.5.4/jquery.fancybox.min.js?ver=6.8.3 https://www.st21.jp/wp-content/plugins/easy-fancybox/vendor/jquery.easing.min.js?ver=1.4.1 https://www.st21.jp/wp-content/plugins/easy-fancybox/vendor/jquery.mousewheel.min.js?ver=3.1.13 https://www.st21.jp/wp-content/plugins/shortcodes-ultimate/includes/js/shortcodes/index.js?ver=7.4.5 Unminified: https://www.st21.jp/wp-content/plugins/wpvr/public/lib/pannellum/src/js/pannellum.js?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/lib/pannellum/src/js/libpannellum.js?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/js/video.js?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/lib/videojs-vr/videojs-vr.js?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/lib/pannellum/src/js/videojs-pannellum-plugin.js?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/js/owl.carousel.js?ver=6.8.3 https://www.st21.jp/wp-content/plugins/wpvr/public/js/jquery.cookie.js?ver=1 https://www.st21.jp/wp-content/plugins/wpvr/public/js/wpvr-public.js?ver=8.5.40 detected during site scan |
| Structured Data | no structured data data for st21.jp 2026-06-20T13:21:07+00:00 |
| CDN Usage | no cdn usage data for st21.jp 2026-06-20T13:21:07+00:00 |
| SSL certificates | SSL is enabled on the website |