hostinfo

columbiasurgery.org

—

Overview

IP	107.22.171.116
Hosted Country	United States
Provider	—
Registration Date	1998-12-13 (27 years 9 months ago)
Expiration Date	0000-00-00
Registrar	Public Interest Registry
Safe Browsing	No risk issues
PageSpeed Score	Check PageSpeed →
Speed test	Run speed test →

Last analysis: 2019-05-22 00:30:15 (7 years 4 months ago)

Update is temporarily locked — you can refresh again after the cooldown.

Traffic

Global rank	#200,275
Est. monthly visits	203,700
Daily Unique Visitors	6,790
Daily Pageviews	27,160

Global rank from public popularity lists; visits are a model estimate, not measured panel traffic.

Search Engine Backlinks

Referring domains	—
Link authority	—
Graph rank	—

Referring-domain totals come from the public Common Crawl graph (full page/anchor index like Ahrefs is paid-only). Linking pages and anchor texts below are a live web sample.

Security

SSL Certificate	Refresh to collect SSL data
Security Headers	—
Email Authentication	—

DNS

A	107.22.171.116
NS	ns2.dotster.com
NS	ns1.dotster.com
SOA	ns1.dotster.com dnsadmin.dotster.com 2012121857 10800 3600 604800 3600
MX	30 external-smtp-multi-vif.cc.columbia.edu
TXT	v=spf1 ip4:66.96.128.0/18 ?all

HTTP Header Analysis

Http-Version	1.1
Status-Code	200
Status	200 OK
Server	nginx
Date	Wed, 22 May 2019 00:28:02 GMT
Content-Type	text/html; charset=utf-8
X-Drupal-Cache	HIT
Etag	"1558484675-1"
Content-Language	en
X-Frame-Options	SAMEORIGIN
X-UA-Compatible	IE=edge,chrome=1
X-Generator	Drupal 7 (http://drupal.org)
Link	<http://columbiasurgery.org/>; rel="canonical",<http://columbiasurgery.org/>; rel="shortlink"
Cache-Control	public, max-age=300
Last-Modified	Wed, 22 May 2019 00:24:35 GMT
Expires	Sun, 19 Nov 1978 05:00:00 GMT
Vary	Cookie,Accept-Encoding
Content-Encoding	gzip
X-Request-ID	v-756f4a3c-7c28-11e9-9b96-22000ab8278a
X-AH-Environment	prod
Age	116
Via	varnish
X-Cache	HIT
X-Cache-Hits	1
Accept-Ranges	bytes
Content-Length	10333
Connection	keep-alive

WHOIS

Registrar	Public Interest Registry
Registration Date	1998-12-13 (27 years 9 months ago)
Updated	0000-00-00
Expiration Date	0000-00-00
Status	—
Name servers	—

Domain Name: COLUMBIASURGERY.ORG
Registry Domain ID: D2743763-LROR
Registrar WHOIS Server: whois.domain.com
Registrar URL: www.domain.com
Updated Date: 2018-11-27T13:54:42Z
Creation Date: 1998-12-13T05:00:00Z
Registry Expiry Date: 2019-12-12T05:00:00Z
Registrar Registration Expiration Date:
Registrar: Domain.com, LLC
Registrar IANA ID: 886
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.6022262389
Reseller:
Domain Status: ok https://icann.org/epp#ok
Registrant Organization: Columbia University Medical Center
Registrant State/Province: New York
Registrant Country: US
Name Server: NS1.DOTSTER.COM
Name Server: NS2.DOTSTER.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2019-05-22T00:29:06Z

Technology & delivery

Server	—
CMS	—
CDN	—
TTFB	—
Web Archive	web.archive.org/web/*/columbiasurgery.org
Robots / Sitemap	—

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