ligo.caltech.edu
挂号的
页面分析更新日期:
2026/02/25 17:51:05
上次 Whois 更新日期:
2026/07/17 05:37:24
域名状态
挂号的
付款至
31.07.2027
可从
30.08.2027
×
![全屏网站截图]()
ligo.caltech.edu 网站截图
搜索引擎优化得分
46.58%
68
取得的分数
146
最高分
主要信息
标题:
LIGO Lab | Caltech | MIT
描述: The Laser Interferometer Gravitational-Wave Observatory (LIGO) consists of two widely separated installations within the United States — one in Hanford Washington and the other in Livingston, Louisiana — operated in unison as a single observatory. LIGO is operated by the LIGO Laboratory, a consortium of the California Institute of Technology (Caltech) and the Massachusetts Institute of Technology (MIT). Funded by the National Science Foundation, LIGO is an international resource for both physics and astrophysics.
关键词: empty
页面编码:
未知
正文和服务器字符集不同！
页面文件大小: 18 KB
服务器信息
IP: 52.25.129.128
地点: United States,US,Boardman,97818,45.8401,-119.705,America/Los_Angeles
编码: utf-8
查询信息
update_date: 30-Jan-2026
update_time: 1769731200
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: CALTECH.EDU
Registrant:
California Institute of Technology
Information Management Systems and Services MS 1-10
1200 East California Boulevard
Pasadena, CA 91125
USA
Administrative Contact:
Domain Admin
California Institute of Technology
1200 E. California Blvd.
MS 1-10
Pasadena, CA 91125
USA
+1.6263953500
[email protected]
Technical Contact:
California Institute of Technology
1200 E. California Blvd.
MS 1-10
Pasadena, CA 91125
USA
+1.6263953500
[email protected]
Name Servers:
NS0090.SECONDARY.CLOUDFLARE.COM
NS0239.SECONDARY.CLOUDFLARE.COM
Domain record activated: 06-Jan-1986
Domain record last updated: 30-Jan-2026
Domain expires: 31-Jul-2027
Robots.txt
# See http://www.robotstxt.org/wc/norobots.html for documentation on how to use the robots.txt file
#
# To ban all spiders from the entire site uncomment the next two lines:
# User-Agent: *
# Disallow: /
搜索引擎优化审核
技术搜索引擎优化
✓
响应代码
200 OK
状态 200 正常 - 页面加载正确。
!
字符编码
Page: , Header: utf-8
HTML 和 HTTP 标头之间的字符编码不匹配。
✓
页面尺寸
19044 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
no-cache="set-cookie"
正确设置缓存控制标头。
✓
页面速度
3.54 ms
出色的加载速度。
页面搜索引擎优化
!
标题
LIGO Lab | Caltech | MIT
标题太短。扩展到 30-60 个字符以获得更好的 SEO。
!
元描述
The Laser Interferometer Gravitational-Wave Observatory (LIGO) consists of two widely separated installations within the United States — one in Hanford Washington and the other in Livingston, Louisiana — operated in unison as a single observatory. LIGO is operated by the LIGO Laboratory, a consortium of the California Institute of Technology (Caltech) and the Massachusetts Institute of Technology (MIT). Funded by the National Science Foundation, LIGO is an international resource for both physics and astrophysics. Lenght:518
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 |
|---|---|---|---|
| 3 | / | ||
| 94 | / |