Lightandmatter.com Light and Matter: open-source physics textbooks
Server IP address resolved: Yes
Http response code: 200
Response time: 0.17 sec.
Last Checked: 08/03/2024
Over the time lightandmatter.com has been ranked as high as 55,007 in the world.
Lightandmatter.com receives about 222 unique visitors and 444 pageviews per day. The estimated value of lightandmatter.com is 2,920 USD. Each unique visitor makes about 2 pageviews on average.
Lightandmatter.com is registered under .COM top-level domain. Check other websites in .COM zone.
At the time of the last check (June 17, 2023) lightandmatter.com has an expired SSL certificate issued by Let's Encrypt (expired on July 31, 2023). Check other websites using SSL certificates issued by Let's Encrypt.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust lightandmatter.com is quite a safe domain.
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Alexa Rank shows how popular lightandmatter.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If lightandmatter.com 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 lightandmatter.com and pageviews on lightandmatter.com over the past 3 months.
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| Domain | lightandmatter.com |
| Issuer Organization | Let's Encrypt |
| Issuer | R3 |
| Algorithm | RSA-SHA256 |
| Valid form | 05/02/2023 |
| Expiration | 07/31/2023 |
| Signed | Certificate is not self signed |
| Additional Domains | lightandmatter.com www.lightandmatter.com |
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US
Last Update: 07/31/2024
#
# 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.
#
ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509
OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN
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# If you see inaccuracies in the results, please report at
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
Domain Name: LIGHTANDMATTER.COM
Registry Domain ID: 8183098_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.namecheap.com
Registrar URL: http://www.namecheap.com
Updated Date: 2023-05-01T22:30:56Z
Creation Date: 1999-07-20T05:37:42Z
Registry Expiry Date: 2028-07-20T05:37:42Z
Registrar: NameCheap, Inc.
Registrar IANA ID: 1068
Registrar Abuse Contact Email: abuse@namecheap.com
Registrar Abuse Contact Phone: +1.6613102107
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: DNS1.REGISTRAR-SERVERS.COM
Name Server: DNS2.REGISTRAR-SERVERS.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-10-21T08:24:01Z
| Host | A Record | TTL |
|---|---|---|
| lightandmatter.com | 72.55.179.4 | 1800 |
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|---|---|
| lightandmatter.com | dns1.registrar-servers.com | 1800 |
| lightandmatter.com | dns2.registrar-servers.com | 1800 |
| lightandmatter.com | dns3.registrar-servers.com | 1800 |
| lightandmatter.com | dns4.registrar-servers.com | 1800 |
| lightandmatter.com | dns5.registrar-servers.com | 1800 |
| Host | TXT Record | TTL |
|---|---|---|
| lightandmatter.com | v=spf1 a mx -all | 3600 |
dns1.registrar-servers.com
TTL: 3601
Email address: hostmaster.registrar-servers.com
Serial: 2015083101
Refresh: 43200
Retry: 3600
Expire: 604800
Minimum: 3601
Last tested: 10/03/2015
| Total Resources | 7 |
| Number of Hosts | 2 |
| Static Resources | 6 |
| CSS Resources | 1 |
Last tested: 07/06/2019
| Total Resources | 7 |
| Number of Hosts | 2 |
| Static Resources | 6 |
| CSS Resources | 1 |
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