51book.org - 51 Book
www.51book.org website info
Homepage
Webserver
Response status code: 404
Response speed: 1486 milliseconds
HTTP headers
- Connection: keep-alive
- Content-Length: 320
- Content-Type: text/html
- Date: Mon, 06 Nov 2017 02:07:43 GMT
- ETag: "595213ce-140"
Similar domains
DNS data
« DNS » (Domain Name System) is the phone book for the Internet. It converts human readable names like "51book.org" to a phone number so computers can call each other. Well, actually Internet uses IP Addresses, not phone numbers.
Apex
SOA
TTL: 600
Serial number: 2017062019
Retry: 1200
Negative caching time: 360
Primary master: expirens3.hichina.com.
Zone admin: hostmaster.hichina.com.
Refresh: 3600
Expire: 3600
NS
TTL: 86399
Servers: expirens4.hichina.com and expirens3.hichina.com
A
TTL: 600
Canonical name: 51book.org.
Address:
47.89.58.141
www.51book.org
A
TTL: 600
Canonical name: www.51book.org.
Address:
47.89.58.141
51book.org live DNS
Check live dns records for 51book.org on dnstoolkit.net
Timeline of events
- 4/21/21: transferred from expirens3.hichina.com., expirens4.hichina.com., v1s1.xundns.com., and v1s2.xundns.com. to expirens3.hichina.com., expirens4.hichina.com., v1.dnsdun.com., and v1.dnsdun.net.
- 3/24/21: transferred from expirens3.hichina.com., expirens4.hichina.com., ns1.dns.com., and ns2.dns.com. to expirens3.hichina.com., expirens4.hichina.com., v1s1.xundns.com., and v1s2.xundns.com.
- 1/16/21: transferred from expirens3.hichina.com. and expirens4.hichina.com. to expirens3.hichina.com., expirens4.hichina.com., ns1.dns.com., and ns2.dns.com.
- 11/6/20: transferred from dns3.hichina.com. and dns4.hichina.com. to expirens3.hichina.com. and expirens4.hichina.com.
- 11/5/17: registered on dns3.hichina.com. and dns4.hichina.com.
- 7/27/17: expired (was on expirens3.hichina.com. and expirens4.hichina.com.)
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