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4.57 Rating by The Site Value

columbia.edu was registered 3 decades 5 years ago. It has a alexa rank of #2,596 in the world. It is a domain having .edu extension. This site has a Google PageRank of 8/10. and Daily Unique Visitors : 393,816 . and Daily Pageviews : 3,150,528 . and Hosted IP : . and The Domain Registered Through EDUCASE . and It have Daily Income : $ 3,151 USD . It is estimated worth of $ 3,403,080.00 USD and have a daily income of around $ 3,151.00. This website is also listed on Dmoz. As no active threats were reported recently, columbia.edu is SAFE to browse.

Visit Website

$ 3,403,080.00

Traffic Report

Daily Unique Visitors: 393,816
Daily Pageviews: 3,150,528

Estimated Valuation

Income Per Day: $ 3,151.00
Estimated Worth: $ 3,403,080.00

Search Engine Indexes

Google Indexed Pages: Not Applicable
Yahoo Indexed Pages: Not Applicable
Bing Indexed Pages: 376,000

Search Engine Backlinks

Google Backlinks: Not Applicable
Bing Backlinks: 483,000
Alexa BackLinks: 53,781

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: 2,596
PageSpeed Score: 43 ON 100
Domain Authority: 94 ON 100
DMOZ Listing: Yes

Web Server Information

Hosted IP Address:

Hosted Country:

United States US

Location Latitude:


Location Longitude:


Social Engagement

Facebook Shares: 1,267
Facebook Likes: 1,638
Facebook Comments: 1,518
Twitter Count (Tweets): Not Applicable
Linkedin Shares: 32
Delicious Shares: 241
Google+: 163,992

Website Inpage Analysis

H1 Headings: 1 H2 Headings: 3
H3 Headings: 2 H4 Headings: Not Applicable
H5 Headings: Not Applicable H6 Headings: Not Applicable
Total IFRAMEs: 1 Total Images: 8
Google Adsense: Not Applicable Google Analytics: UA-18290390-1

Alexa Traffic Rank

Majestic Backlink History Chart

HTTP Header Analysis

Http-Version: 1.1
Status-Code: 200
Status: 200 OK
Date: Sat, 03 Aug 2013 05:25:25 GMT
Server: Apache/2.2.21
Accept-Ranges: bytes
Vary: Accept-Encoding,User-Agent
Content-Encoding: gzip
Content-Length: 7490
Content-Type: text/html

Domain Information

Domain Registrar: EDUCASE
Registration Date: 1985-07-05 3 decades 5 years 9 months ago
Last Modified: 2012-12-13 8 years 4 months 3 weeks ago
Owner's E-Mail: noc@columbia.edu

Domain Nameserver Information

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

DNS Record Analysis

Host Type TTL Extra
columbia.edu A 720 IP:
columbia.edu NS 2509 Target: adns1.berkeley.edu
columbia.edu NS 2509 Target: ns1.lse.ac.uk
columbia.edu NS 2509 Target: ext-ns1.columbia.edu
columbia.edu NS 2509 Target: dns2.itd.umich.edu
columbia.edu NS 2509 Target: adns2.berkeley.edu
columbia.edu NS 2509 Target: sns-pb.isc.org
columbia.edu SOA 3600 MNAME: ext-ns1.columbia.edu
RNAME: hostmaster.columbia.edu
Serial: 12040
Refresh: 3600
Retry: 1800
Expire: 2419200
columbia.edu MX 253 Priority: 10
Target: external-smtp-multi-vif.cc.columbia.edu
columbia.edu TXT 3600 TXT: MS=ms27168354
columbia.edu TXT 3600 TXT: v=spf1 ip4:
ip4: ip4:
ip4: ip4:
ip4: ip4:
ip4: ip4:
ip4: ip4:
columbia.edu TXT 3600 TXT:
columbia.edu NAPTR 3600 Order: 1
Flags: s
Services: SIP+D2U
Replacement: _sip._udp.columbia.edu

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