hostinfo

supermemo.com

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Overview

IP	31.220.146.101
Hosted Country	Poland
Provider	—
Registration Date	1997-01-08 (29 years 8 months ago)
Expiration Date	0000-00-00
Registrar	OVH sas
Safe Browsing	No risk issues
PageSpeed Score	Check PageSpeed →
Speed test	Run speed test →

Last analysis: 2019-05-29 22:30:35 (7 years 4 months ago)

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

Traffic

Global rank	#125,684
Est. monthly visits	352,440
Daily Unique Visitors	11,748
Daily Pageviews	58,740

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	31.220.146.101
A	46.28.10.169
NS	dns1.centuria.pl
NS	dns3.centuria.pl
NS	dns2.centuria.pl
SOA	dns1.centuria.pl eobuwie.centuria.pl 2019030101 3600 600 1209600 600
MX	30 aspmx3.googlemail.com
MX	10 aspmx.l.google.com
MX	20 alt2.aspmx.l.google.com
MX	30 aspmx2.googlemail.com
MX	20 alt1.aspmx.l.google.com
TXT	v=spf1 mx include:_spf.google.com include:_spf.jupiter.salesmanago.pl ip4:46.28.10.160/27 ip4:31.220.146.96/28 -all
TXT	google-site-verification=5JmrHwJXqfn0rOIVQ3o1lncckQuXeFVlhpEuMAMiSPc
TXT	google-site-verification=dmhFfyvNbTto80PBfff6forBEgDD3x63E7a7Y8Z7ZU4

HTTP Header Analysis

Http-Version	1.1
Status-Code	200
Status	200 OK
Server	nginx/1.14.2
Date	Wed, 29 May 2019 22:30:16 GMT
Content-Type	text/html; charset=utf-8
Transfer-Encoding	chunked
Connection	keep-alive
Vary	Accept-Encoding
X-Powered-By	Express
ETag	W/"5812b-6UPlCtS56vFoDFen0QZbs7/PSN8"
x-url	/
X-Backend	e_commerce_smcom
X-Varnish	407579567
Age	0
Via	1.1 varnish-v4
Content-Encoding	gzip

WHOIS

Registrar	OVH sas
Registration Date	1997-01-08 (29 years 8 months ago)
Updated	2018-11-09
Expiration Date	0000-00-00
Status	—
Name servers	dns1.centuria.pl, dns2.centuria.pl, dns3.centuria.pl

Domain Name: SUPERMEMO.COM
Registry Domain ID: 109430_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.ovh.com
Registrar URL: http://www.ovh.com
Updated Date: 2018-11-09T09:21:45Z
Creation Date: 1997-01-08T05:00:00Z
Registry Expiry Date: 2020-01-07T05:00:00Z
Registrar: OVH sas
Registrar IANA ID: 433
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +33.972101007
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: DNS1.CENTURIA.PL
Name Server: DNS2.CENTURIA.PL
Name Server: DNS3.CENTURIA.PL
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2019-05-29T22:30:18Z

Technology & delivery

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

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