cs.jhu.edu
挂号的
页面分析更新日期:
2026/02/26 11:29:41
上次 Whois 更新日期:
2026/02/26 06:33:42
域名状态
挂号的
付款至
31.07.2027
可从
30.08.2027
×
![全屏网站截图]()
cs.jhu.edu 网站截图
搜索引擎优化得分
50%
73
取得的分数
146
最高分
主要信息
标题: Department of Computer Science - Department of Computer Science
描述: Johns Hopkins Department of Computer Science offers BA, BS, MS, and PhD programs in computer science, and an MS program in security informatics. Areas of focus include core computer science topics and cross-disciplinary application areas including: computational biology and medicine, machine learning, and speech and language processing.
关键词: empty
页面编码:
utf-8
页面文件大小: 113 KB
服务器信息
IP: 128.220.13.64
地点: United States,US,Baltimore,21218,39.3248,-76.6062,America/New_York
编码: utf-8
查询信息
update_date: 25-Feb-2026
update_time: 1771977600
expiration_date: 31-Jul-2027
expiration_time: 1816992000
Whois 原始数据
This Registry database contains ONLY .EDU domains.
The data in the EDUCAUSE Whois database is provided
by EDUCAUSE for information purposes in order to
assist in the process of obtaining information about
or related to .edu domain registration records.
The EDUCAUSE Whois database is authoritative for the
.EDU domain.
A Web interface for the .EDU EDUCAUSE Whois Server is
available at: http://whois.educause.edu
By submitting a Whois query, you agree that this information
will not be used to allow, enable, or otherwise support
the transmission of unsolicited commercial advertising or
solicitations via e-mail. The use of electronic processes to
harvest information from this server is generally prohibited
except as reasonably necessary to register or modify .edu
domain names.
-------------------------------------------------------------
Domain Name: JHU.EDU
Registrant:
Johns Hopkins University
5801 Smith Avenue
Suite 3110B
Baltimore, MD 21209
USA
Administrative Contact:
Domain Admin
Johns Hopkins University
5801 Smith Avenue
Suite 3110B
Baltimore, MD 21209
USA
+1.6672086120
[email protected]
Technical Contact:
Domain Admin
Johns Hopkins University
5801 Smith Avenue
Suite 3110B
Baltimore, MD 21209
USA
+1.6672086120
[email protected]
Name Servers:
ENS1.JHMI.EDU
ENS1.JHU.EDU
Domain record activated: 19-Mar-1987
Domain record last updated: 25-Feb-2026
Domain expires: 31-Jul-2027
Robots.txt
User-agent: ia_archiver
Disallow: /~ateniese/
Disallow: /~ateniese
Disallow: /~jason/tmp
User-agent: *
Disallow: /news-events/calendar/action~posterboard/
Disallow: /news-events/calendar/action~agenda/
Disallow: /news-events/calendar/action~oneday/
Disallow: /news-events/calendar/action~month/
Disallow: /news-events/calendar/action~week/
Disallow: /news-events/calendar/action~stream/
Disallow: /calendar/action~posterboard/
Disallow: /calendar/action~agenda/
Disallow: /calendar/action~oneday/
Disallow: /calendar/action~month/
Disallow: /calendar/action~week/
Disallow: /calendar/action~stream/
搜索引擎优化审核
技术搜索引擎优化
✓
响应代码
HTTP/2 200
状态 200 正常 - 页面加载正确。
✓
字符编码
Page: utf-8, Header: utf-8
HTML 和标头之间的字符编码一致。
✓
页面尺寸
116229 bytes
页面大小可以接受快速加载。
✓
资源
0 total
最佳资源数量。
✓
赫尔夫朗标签
hreflang tags
如果您有多语言内容，请添加 hreflang 标签。
✓
Robots.txt
Exists
找到 Robots.txt 文件。
!
Sitemap
Not found
添加 sitemap.xml 并在 robots.txt 中引用它。
✓
HTTPS
Yes
已启用安全 HTTPS 连接。
✓
压缩
gzip
启用 Gzip 或 Zstd 压缩以加快加载速度。
✓
缓存
max-age=600,private
正确设置缓存控制标头。
✓
页面速度
6.70 ms
出色的加载速度。
页面搜索引擎优化
!
标题
Department of Computer Science - Department of Computer Science
标题太长。减少到 30-60 个字符以避免截断。
!
元描述
Johns Hopkins Department of Computer Science offers BA, BS, MS, and PhD programs in computer science, and an MS program in security informatics. Areas of focus include core computer science topics and cross-disciplinary application areas including: computational biology and medicine, machine learning, and speech and language processing. Lenght:338
元描述太长。减少到 100-160 个字符。
!
H1 标题
0 found - ""
添加一个带有主要关键字的 H1 标题。
!
字数统计
内容很短。为了更好的 SEO，目标是至少 500 个单词。
!
规范标签
添加规范标签以防止重复内容问题。
✓
重复元
[]
未找到重复的元标记。
✓
关键词
empty
元关键字集（注：主要搜索引擎不使用）。
内容和用户体验
!
语言
将 lang 属性添加到 标记以实现可访问性和 SEO。
✓
图片
0 total, 0 missing ALT
所有图像都有正确的 ALT 文本。
!
视口
添加视口元标记以提高移动响应能力。
!
打开图
Missing: og:title, og:description, og:image, og:url
添加缺少的 OpenGraph 标签以进行社交媒体共享：og:title, og:description, og:image, og:url
!
结构化数据
JSON-LD scripts
添加结构化数据 (JSON-LD) 以获取丰富的代码片段和更好的 SEO。
职位于 Google
搜索短语 - Google
| 位置 | 短语 | 页 | 片段 |
|---|---|---|---|
| 4 | /~misha/readingsemin... | ||
| 24 | / | ||
| 28 | /~misha/fall09/stein... | ||
| 37 | /~langmea/resources/... |