Si.edu Smithsonian Institution | Home

Official website of the Smithsonian, the world's largest museum and research complex, with 21 museums, 9 research centers, and affiliates around the w...

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.50 sec.
Last Checked: 06/03/2024

Over the time si.edu has been ranked as high as 408 in the world, while most of its traffic comes from United States, where it reached as high as 2,487 position.

Si.edu receives about 33,261 unique visitors and 76,500 pageviews per day. The estimated value of si.edu is 1,011,780 USD. Each unique visitor makes about 2.3 pageviews on average.

Si.edu is registered under .EDU top-level domain. Check other websites in .EDU zone.

At the time of the last check (November 28, 2019) si.edu has an expired SSL certificate issued by Entrust, Inc. (expired on February 15, 2021). Check other websites using SSL certificates issued by Entrust, Inc..

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust si.edu is quite a safe domain.

Mobile-Friendly test indicates that si.edu is well optimized for mobile and tablet devices.


Global Rank
8,934
Average Load Time
1.80sec
Links In Count
42,843
Website Value
$1.0 M

Overview
Last Updated: 07/15/2024
Overall result - "si.edu" is SAFE.
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 Connect Safe
Last Updated: 03/21/2024
si.edu is safe.

Norton ConnectSafe evaluates si.edu for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 02/05/2019
si.edu is safe.

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.

Google Safe Browsing
Last Updated: 01/09/2019
Malware not found at "si.edu".
"si.edu" is not a phishing page.
"si.edu" does not install unwanted software.
"si.edu" 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.
Site Advisor
Last Updated: 02/22/2021
si.edu is safe.

McAfee assesses si.edu 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 si.edu for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 01/09/2019
si.edu child safety isvery good.

The WOT calculates reputation of the si.edu. This reputation system receives ratings from users and information from third-party sources, assesses the si.edu for safety features and confirms, whether si.edu is suitable for children.

SSL Information
Domain si.edu
Issuer OrganizationEntrust, Inc.
Issuer Entrust Certification Authority - L1K
Algorithm RSA-SHA256
Valid form 10/15/2019
Expiration 02/15/2021
SignedCertificate is not self signed
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Server Location
Washington
District of Columbia
United States
ASN Information

Last Update: 10/01/2023

#
# 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
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 25829
ASName: SMITHSONIAN
ASHandle: AS25829
RegDate: 2002-05-15
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/25829

OrgName: Smithsonian Institution
OrgId: SMITHS-1
Address: 600 Maryland Ave SW
Address: Suite 4040
City: Washington
StateProv: DC
PostalCode: 20024
Country: US
RegDate: 1992-05-27
Updated: 2014-01-02
Comment: NOC hours are 24/7 - all days except Dec 25th.
Ref: https://rdap.arin.net/registry/entity/SMITHS-1

OrgAbuseHandle: ABUSE3330-ARIN
OrgAbuseName: Abuse-POC
OrgAbusePhone: +1-202-633-0611
OrgAbuseEmail: hargism@si.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE3330-ARIN

OrgAbuseHandle: ARINA71-ARIN
OrgAbuseName: ARIN-Abuse
OrgAbusePhone: +1-202-633-4100
OrgAbuseEmail: arin-abuse@si.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/ARINA71-ARIN

OrgNOCHandle: ARINN5-ARIN
OrgNOCName: ARIN-NOC
OrgNOCPhone: +1-202-633-4100
OrgNOCEmail: ocio-noc@si.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/ARINN5-ARIN

OrgTechHandle: TECHN1091-ARIN
OrgTechName: Technical POC
OrgTechPhone: +1-202-633-2715
OrgTechEmail: johnstonjj@si.edu
OrgTechRef: https://rdap.arin.net/registry/entity/TECHN1091-ARIN

OrgTechHandle: TNN2-ARIN
OrgTechName: Nguyen, Tran Ngoc
OrgTechPhone: +1-202-312-2881
OrgTechEmail: nguyent@si.edu
OrgTechRef: https://rdap.arin.net/registry/entity/TNN2-ARIN

RTechHandle: HUSSE3-ARIN
RTechName: Hussey, Chris
RTechPhone: +1-202-633-5075
RTechEmail: husseyc@si.edu
RTechRef: https://rdap.arin.net/registry/entity/HUSSE3-ARIN

RNOCHandle: ARINN5-ARIN
RNOCName: ARIN-NOC
RNOCPhone: +1-202-633-4100
RNOCEmail: ocio-noc@si.edu
RNOCRef: https://rdap.arin.net/registry/entity/ARINN5-ARIN

RAbuseHandle: ABUSE3330-ARIN
RAbuseName: Abuse-POC
RAbusePhone: +1-202-633-0611
RAbuseEmail: hargism@si.edu
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE3330-ARIN

RAbuseHandle: ARINA71-ARIN
RAbuseName: ARIN-Abuse
RAbusePhone: +1-202-633-4100
RAbuseEmail: arin-abuse@si.edu
RAbuseRef: https://rdap.arin.net/registry/entity/ARINA71-ARIN

RTechHandle: TECHN1091-ARIN
RTechName: Technical POC
RTechPhone: +1-202-633-2715
RTechEmail: johnstonjj@si.edu
RTechRef: https://rdap.arin.net/registry/entity/TECHN1091-ARIN

#
# 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
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

WHOIS

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.edu

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.

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

Domain Name: SI.EDU

Registrant:
Smithsonian Institution
380 Herndon Parkway
Herndon, VA 20170
US

Administrative Contact:
Brian Alpert
Smithsonian Institution
380 Herndon Parkway, MRC 1010
Herndon, VA 20170
US
+1.2026333955
alpertb@si.edu

Technical Contact:
Joseph Johnston
Smithsonian Institution
380 Herndon Parkway
Herndon, VA 20170
US
+1.2026332715
johnstonj@si.edu

Name Servers:
SI-NAMES1.SI.EDU
SI-NAMES2.SI.EDU

Domain record activated: 19-Jun-1992
Domain record last updated: 25-Mar-2021
Domain expires: 31-Jul-2021

DNS Records
HostA RecordTTL
si.edu160.111.244.2286400
HostMX RecordPriorityTTL
si.edusi-edu.mail.protection.outlook.com03600
HostNS RecordTTL
si.eduSI-NAMES1.si.edu86400
si.eduSI-NAMES2.si.edu86400
HostTXT RecordTTL
si.eduv=spf1 ip4:160.111.0.0/16 ip4:67.231.156.100 ip4:67.231.148.101 include:spf1.si.edu include:spf.protection.outlook.com include:spf2-clientfeedbacktool.si.edu include:mailsenders.netsuite.com -all3600
si.eduv=spf2.0/pra ?all3600
si.eduMS=ms115078083600
si.eduadobe-idp-site-verification=ebf44aa1f4d5c71b36a262511b68415832b6f2ad1b7411c528806154df4cc7a63600
si.eduD9Pafp4mPMV7Vt+wH+GSYi35FnsBm9zZQA6TLxStwyHV3JFiCPPQGVSJM7UzuvWz/KrphLEsXbc/bs5vKq+iHQ==3600
si.edugoogle-site-verification=9-OyClmReEWU6t3ri7R65zaHcE5ONk80xgeIHMjgg083600

si-names1.si.edu
TTL: 3600
Email address: ocio-noc.si.edu
Serial: 574520334
Refresh: 1200
Retry: 180
Expire: 1209600
Minimum: 1800

Errors
Warnings

Last tested: 05/24/2017

Desktop
Desktop Speed
83%
Desktop Resource Breakdown
Total Resources58
Number of Hosts8
Static Resources42
JavaScript Resources12
CSS Resources7

Last tested: 05/24/2017

Mobile
Mobile Usability
99%
Mobile Speed
80%
Mobile Resource Breakdown
Total Resources57
Number of Hosts9
Static Resources42
JavaScript Resources12
CSS Resources6
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