Impa.br IMPA - Instituto de Matemática Pura e Aplicada
Server IP address resolved: Yes
Http response code: 200
Response time: 2.66 sec.
Last Checked: 02/04/2023
Over the time impa.br has been ranked as high as 6,948 in the world, while most of its traffic comes from Brazil, where it reached as high as 7,309 position.
Impa.br receives about 1,717 unique visitors and 5,838 pageviews per day. The estimated value of impa.br is 109,500 USD. Each unique visitor makes about 3.4 pageviews on average.
Impa.br is registered under .BR top-level domain. Check other websites in .BR zone.
At the time of the last check (April 28, 2021) impa.br has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on July 09, 2022). Check other websites using SSL certificates issued by GlobalSign nv-sa.
According to Google Safe Browsing, Google Safe Search and Symantec impa.br is quite a safe domain.
Mobile-Friendly test indicates that impa.br is well optimized for mobile and tablet devices, however website page loading time could be improved.
Audience Geography. Where are impa.br visitors located?
| Country | Rank |
|---|---|
 Angola AO | 6203 |
| Brazil BR | 7309 |
| Iran IR | 96689 |
| India IN | 169143 |
| United States US | 430461 |
| Country | Percent of Pageviews |
|---|---|
| Brazil BR | 78% |
| Angola AO | 12.9% |
| United States US | 2.4% |
| India IN | 2.1% |
| Iran IR | 1.1% |
| Other | 3.5% |
| Country | Percent of Visitors |
|---|---|
| Brazil BR | 51% |
| Angola AO | 33% |
| United States US | 4% |
| India IN | 3.3% |
| Iran IR | 2.9% |
| Other | 5.9% |
Where do visitors go on impa.br?
| Subdomain | Pageviews |
|---|---|
| impa.br | 54.5% |
| lorenz.impa.br | 7.62% |
| pi.impa.br | 7.27% |
| w3.impa.br | 6.34% |
| alea.impa.br | 1.51% |
| other | 22.81% |
| Subdomain | Pageviews per User |
|---|---|
| pi.impa.br | 4 |
| lorenz.impa.br | 3 |
| alea.impa.br | 2 |
| impa.br | 2 |
| w3.impa.br | 1 |
| Subdomain | Reach |
|---|---|
| impa.br | 70.94% |
| w3.impa.br | 15.29% |
| lorenz.impa.br | 6.16% |
| pi.impa.br | 5.32% |
| alea.impa.br | 1.96% |
How popular is impa.br?
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 123268 | 9366 | 53 | -9.297% |
| 30 | 143281 | 17388 | 44 | -12.92% |
| 7 | 155867 | 48254 | 41 | -35.97% |
| 1 | 159627 | -64400 | 5 | 90% |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 110245 | 9153 | 48 | -10.04% | 3.4 | -0.592% |
| 30 | 158229 | 43667 | 31 | -32.42% | 2.6 | -22.42% |
| 7 | 125771 | -15589 | 43 | 20% | 3.9 | 80% |
| 1 | 138016 | -306706 | 42 | 500% | 3 | 200% |
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 113995 | 8450 |
| past month | 140444 | 23692 |
| past week | 138161 | 27028 |
| yesterday | 135269 | -141281 |
Alexa Rank shows how popular impa.br is in comparison with other sites. The most popular site has Alexa Rank equals 1. If impa.br has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to impa.br and pageviews on impa.br over the past 3 months.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates impa.br for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
"impa.br" is not a phishing page.
"impa.br" does not install unwanted software.
"impa.br" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses impa.br for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze impa.br for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the impa.br. This reputation system receives ratings from users and information from third-party sources, assesses the impa.br for safety features and confirms, whether impa.br is suitable for children.
| Domain | *.impa.br |
| Issuer Organization | GlobalSign nv-sa |
| Issuer | GlobalSign RSA OV SSL CA 2018 |
| Algorithm | RSA-SHA256 |
| Valid form | 07/08/2020 |
| Expiration | 07/09/2022 |
| Signed | Certificate is not self signed |
| Additional Domains | *.impa.br impa.br |
ASN ID: 31898
ASN Title: ORACLE-BMC-31898 - Oracle Corporation, US
Last Update: 10/04/2023
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
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ASNumber: 31898
ASName: ORACLE-BMC-31898
ASHandle: AS31898
RegDate: 2011-03-21
Updated: 2017-05-18
Ref: https://rdap.arin.net/registry/autnum/31898
OrgName: Oracle Corporation
OrgId: ORACLE-4
Address: 500 Oracle Parkway
Address: Attn: Domain Administrator
City: Redwood Shores
StateProv: CA
PostalCode: 94065
Country: US
RegDate: 1988-04-28
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/ORACLE-4
OrgTechHandle: ORACL1-ARIN
OrgTechName: ORACLE NIS
OrgTechPhone: +1-650-506-2220
OrgTechEmail: domain-contact_ww_grp@oracle.com
OrgTechRef: https://rdap.arin.net/registry/entity/ORACL1-ARIN
OrgAbuseHandle: NISAM-ARIN
OrgAbuseName: Network Information Systems Abuse Management
OrgAbusePhone: +1-650-506-2220
OrgAbuseEmail: network-contact_ww_grp@oracle.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NISAM-ARIN
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# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
% Copyright (c) Nic.br
% The use of the data below is only permitted as described in
% full by the terms of use at https://registro.br/termo/en.html ,
% being prohibited its distribution, commercialization or
% reproduction, in particular, to use it for advertising or
% any similar purpose.
% 2021-05-02T23:09:50-03:00 - IP: 167.99.102.248
% Permission denied. For more information, contact abuse@registro.br
% Security and mail abuse issues should also be addressed to
% cert.br, http://www.cert.br/ , respectivelly to cert@cert.br
% and mail-abuse@cert.br
%
% whois.registro.br accepts only direct match queries. Types
% of queries are: domain (.br), registrant (tax ID), ticket,
% provider, CIDR block, IP and ASN.
| Host | A Record | TTL |
|---|---|---|
| impa.br | 147.65.1.186 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| impa.br | mail.impa.br | 0 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| impa.br | ns2.ufrgs.br | 3600 |
| impa.br | ns2.impa.br | 3600 |
| impa.br | ns1.impa.br | 3600 |
| impa.br | ns1.ufrgs.br | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| impa.br | google-site-verification=LD-ABsgqjgSh6g66gM6nH0EdH7T867dYplct5tsIXEQ | 3600 |
| impa.br | MS=ms56116159 | 3600 |
| impa.br | v=spf1 ip4:147.65.1.0/24 ip4:209.85.214.0/24 ip4:216.239.32.0/19 ip4:209.85.128.0/17 ip4:66.102.0.0/20 ip4:64.233.160.0/19 ip4:66.249.80.0/20 ip4:72.14.192.0/18 ip4:74.125.0.0/16 ip4:64.233.190.27 ~all | 3600 |
| impa.br | google-site-verification=4A_rcchIvt2fm6wucOpE43zJ8P60hVVR-K5FRbWfghk | 3600 |
ns1.impa.br
TTL: 3600
Email address: hostmaster.impa.br
Serial: 2019081501
Refresh: 3600
Retry: 600
Expire: 86400
Minimum: 3600
Last tested: 07/08/2018
| Total Resources | 87 |
| Number of Hosts | 10 |
| Static Resources | 40 |
| JavaScript Resources | 24 |
| CSS Resources | 17 |
Last tested: 05/29/2017
| Total Resources | 70 |
| Number of Hosts | 9 |
| Static Resources | 39 |
| JavaScript Resources | 15 |
| CSS Resources | 8 |
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