The columbia.edu domain was registered 3 decades 2 years ago on 1985-07-05. It has an AlexaTM rank of #2,557 in the world. This website has a .edu domain extension. This domain name has a Google PageRank of 8/10, which determines how Google ranks the page. It has an estimated worth of $4,422,600.00 with an estimated daily income of approximately $4,095.00 based on our algorithm's fair market KPIs. As there are no active threats currently reported, columbia.edu is SAFE to browse.

Daily Uniques
511.82 K
Daily Pageviews
4.09 M
Income Per Day
$ 4.1 K
Estimated Worth
$ 4.42 M

Domain Information

Below is the basic domain information for columbia.edu, the primary source of this information is the whois records fetched from the domain registrar and confirmed from ICANN. The report show when columbia.edu was first registered, who registered columbia.edu as well as the domain registrar who registered columbia.edu. Where applicable the adsense ID or related domains are linked from this report. Some domains have whois privary protection at the time of purchase as such you need to use a combination of factors to retrieve the entire whois information.

Domain Registrar: EDUCASE
Registration Date: 1985-07-05 3 decades 2 years 1 week ago
Last Modified: 2012-12-13 4 years 7 months 5 days ago
Owner's E-Mail: [email protected]

SEO Metrics

Below is the basic search engine report and metrics for columbia.edu. The metrics below are aggregated by scanning Google, Yahoo! and Bing and counting how many pages have been indexed by the search engine. Additionally, we scan these top search engines to see how many backlinks are indexed for columbia.edu

Search Engine Indexes

Google Indexed Pages: N/A
Yahoo Indexed Pages: N/A
Bing Indexed Pages: 29

Search Engine Backlinks

Google Backlinks: N/A
Bing Backlinks: 4
Alexa BackLinks: N/A

Domain Safety Ratings

We gather metrics and ratings from third parties domain safety providers including Google and Web of Trust (WOT) to determine the safety information for columbia.edu. WOT is a browser plugin that allows users around the world to rate domains for their safe browser, child safety and malware exploits if any. Google uses a proprietary method to determine the safeness of columbia.edu. If you are concerned about the safety of a website, this safety report is a good first step indicating how safet columbia.edu is.

Safety Information

Google Safe Browsing: No Risk Issues
Siteadvisor Rating: No Risk Issues
WOT Trustworthiness: Excellent
WOT Privacy: Excellent
WOT Child Safety: Excellent

Website Ranks & Scores

Google Pagerank:
Alexa Rank: 2,557
PageSpeed Score: 69 ON 100
Domain Authority: 94 ON 100
DMOZ Listing: No

Web Server Information

The web server information report below for columbia.edu provides where the physical and geographical information of the server. We are able to extract the hosted ip address, the hosted country, location latitude, location longitude and even the city, state and zip/postal code of the server. This report can be very useful to determine page latency issues, trust worthiness and help block regions if your site is being accessed maliciously

Hosted IP Address: 128.59.105.24
Hosted Country: United States US
Location Latitude: 40.827
Location Longitude: -73.9757

Social Engagement

The social media engagement report below for columbia.edu includes the amount of social engagement of various social media platforms including Facebook, Twitter, Google+, LinkedIn and Delicious. According to updates from Google and Bing as part of the search engine algorithm, social engagement is considered to be a strong signal that validates real people are engaging with a site, thus making it a more valuable result to show in the search engine results page for columbia.edu. Social media continues to be an important source not only of backlinks and search engine signals for columbia.edu, but of traffic through viral and engaging content.

Facebook Shares: 2,351
Facebook Likes: 4,440
Facebook Comments: 2,236
Twitter Count (Tweets): 2
Linkedin Shares: N/A
Delicious Shares: N/A
Google+: 545,309

Resources Breakdown & Analysis

The resources breakdown report for columbia.edu provides an insight into the entire page composition. This metric affects page load times. Pages that have more images tend to load faster whereas pages with less images and more text load faster.

Page Resources Breakdown

Homepage Links Analysis

Columbia University in the City of New York

Website Inpage Analysis

The inpage analysis report for columbia.edu provides the high-level view of all the html attributes on the page.

H1 Headings: 1 H2 Headings: 3
H3 Headings: 1 H4 Headings: N/A
H5 Headings: N/A H6 Headings: N/A
Total IFRAMEs: 1 Total Images: 8
Google Adsense: N/A Google Analytics: UA-18290390-1

Websites Hosted on Same IP (i.e. 128.59.105.24)

Columbia Institute for Tele-Information

- vii.org
  4,953,478   $ 240.00

Backlink History Chart from Majestic SEO

The backlinks score is calculated by looking at a combination of link signals. This includes the overall number of backlinks together with the number of linking domains, as well as rating the overall quality of the backlinks pointing to a website. The quality assessment is based on the linking pages.

Referring Domains Discovery Chart from Majestic SEO

Columbia.edu HTTP Header Analysis

When a browser sends an HTTP request to columbia.edu, and a server hosting that URL sends back an HTTP response. Like many Internet services, the protocol uses a simple, plaintext format. The types of requests are GET, POST, HEAD, PUT, DELETE, OPTIONS, and TRACE. A GET request includes a URL followed by headers. The HTTP response contains a status code, headers and a body. Here is the request details for columbia.edu

Http-Version: 1.1
Status-Code: 200
Status: 200 OK
Date: Wed, 19 Aug 2015 21:44:24 GMT
Server: Apache
Accept-Ranges: bytes
Vary: Accept-Encoding,User-Agent
Content-Encoding: gzip
Content-Length: 7554
Content-Type: text/html

Columbia.edu Traffic Distributions and Sources


Columbia.edu Traffic Estimates and Sources


Columbia.edu Domain Nameserver Information

The Domain Name Servers, popularly known as DNS are essentially the Internet's equivalent of a phone book or directory. They maintain a directory of domain names like columbia.edu and translate them to Internet Protocol (IP) addresses. This is necessary because, although domain names are easy for people to remember, computers or machines, access websites based on IP addresses. Below is the DNS record for columbia.edu

Host IP Address Country
ext-ns1.columbia.edu 128.59.1.1 United States United States
dns2.itd.umich.edu 192.12.80.222 United States United States
adns1.berkeley.edu 128.32.136.3 United States United States
adns2.berkeley.edu 128.32.136.14 United States United States
ns1.lse.ac.uk 158.143.233.4 United Kingdom United Kingdom
sns-pb.isc.org 192.5.4.1 United States United States

Columbia.edu DNS Record Analysis

Information from all the domain name servers across the Internet are gathered together and housed at the Central Registry. Host companies and Internet Service Providers interact with the Central Registry on a regular schedule to get updated DNS information. Below is the DNS record for columbia.edu

Host Type TTL Extra
columbia.edu A 3228 IP: 128.59.105.24
columbia.edu NS 1921 Target: dns2.itd.umich.edu
columbia.edu NS 1921 Target: adns1.berkeley.edu
columbia.edu NS 1921 Target: adns2.berkeley.edu
columbia.edu NS 1921 Target: ext-ns1.columbia.edu
columbia.edu NS 1921 Target: ns1.lse.ac.uk
columbia.edu NS 1921 Target: sns-pb.isc.org
columbia.edu SOA 3599 MNAME: ext-ns1.columbia.edu
RNAME: hostmaster.columbia.edu
Serial: 25032
Refresh: 3600
Retry: 1800
Expire: 2419200
columbia.edu MX 2869 Priority: 10
Target: mail-in.cc.columbia.edu
columbia.edu TXT 2302 TXT:
gf0JjYj60ydn8vkTvcv20YbqYNECKKGLHJdys+ZF
WKLcBsiO8hOggL3vgM9cniJBCK0+uOh+8UFI9HRk
TNYS9g==
columbia.edu TXT 2302 TXT: v=spf1 ip4:128.59.29.0/24
ip4:128.59.59.0/24 ip4:128.59.29.0/28
ip4:128.59.72.250 ip4:128.59.72.251
ip4:128.59.84.71 ip4:128.59.84.72
ip4:128.59.213.250 ip4:128.59.72.0/24
ip4:128.59.222.185 ~all
columbia.edu TXT 2302 TXT: MS=ms32107722
columbia.edu TXT 2302 TXT: MS=ms88535648
columbia.edu TXT 2302 TXT:
google-site-verification=79W02b1NsvPOhVk
XxG5gXzAXuxuYquPTXmx_l6KfRok
columbia.edu NAPTR 3599 Order: 1
Flags: s
Services: SIP+D2U
Replacement: _sip._udp.columbia.edu

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Alexa Information

The Alexa record below for columbia.edu provides information on the web traffic regarding this domain as well as millions of websites. Alexa collects information from users who have installed the "Alexa Toolbar," allowing them to provide statistics on web site traffic, popularity and lists of related sites. Since Alexa's user base is a fair statistical sample of the internet users. The lower the Alexa ranking number the more heavily visited the domain is visited.

Columbia.edu Alexa Traffic Rank

Columbia.edu Alexa Search Engine Traffic

Whois Information

Below is the complete current WHOIS record for columbia.edu. The whois record for columbia.edu includes information such as domain ownership, where and when columbia.edu was registered, columbia.edu expiration date, and the nameservers assigned.

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.net

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.

You may use "%" as a wildcard in your
search. For further
information regarding the use of this WHOIS
server, please
type:
help

--------------------------

Domain Name:
COLUMBIA.EDU

Registrant:
Columbia University
615 West
131st Street
CUIT - 5th Floor
New York, NY 10027
UNITED
STATES

Administrative Contact:

Columbia University
Computer Operations
Columbia University
615 West 131st
Street
CUIT - 5th Floor
New York, NY 10027
UNITED
STATES
(212) 854-2652
[email protected]

Technical
Contact:

Columbia University Hostmaster
Columbia
University
615 West 131st Street
CUIT - 5th Floor
New
York, NY 10027
UNITED STATES
(212)
854-1919
[email protected]

Name
Servers:
EXT-NS1.COLUMBIA.EDU
128.59.1.1
DNS2.ITD.UMICH.EDU
ADNS1.BERKELEY.EDU
ADNS2.BER
KELEY.EDU
NS1.LSE.AC.UK
SNS-PB.ISC.ORG

Domain record
activated: 05-Jul-1985
Domain record last updated:
13-Dec-2012
Domain expires: 31-Jul-2016

Share Report: