Domain name take down in Korea ATPLD JUNE 21, 2012

1. Domain name take down in Korea ATPLD JUNE 21, 2012

2. Act by Law 1. INTERNET ADDRESS RESOURCES ACT Article 1 (Purpose)   The purposes of this Act is to promote convenience for Internet users and contribute to the informatization of the nation and of society by promoting the development and use of Internet address resources and by establishing a stable system for managing Internet address resources. 2. JUVENILE PROTECTION ACT Article 1 (Purpose)   The purpose of this Act is to regulate the distribution of harmful media materials and drugs, etc. among juveniles and their access to harmful entertainment establishments, and protect and rescue them from the injurious environment including harmful acts such as the abuse of and violence against them in order to help the juveniles grow into the persons of sound character. <Amended by Act No. 5817, Feb. 5, 1999>

3. KRNIC Domain Name Policy • Article 4 (Registrant Qualifications)① Registrants must have a postal address of their place of residence in Korea. • ② Domain names below the specific third level domains are registered according to their respective purposes provided in Appendix 1. • Article 5 (Registration Requirements)① The requirements for third level domains are as follows: • 1. Letters of the alphabet [A to Z] or [a to z], numbers [0 to 9], and hyphens are available for use for domain names. • 2. A domain name shall contain a minimum of 2 characters and a maximum of 63 characters. • 3. A domain name shall not begin or end with a hyphen. • ② Requirements for second level domains are as follows: • 1. A second level domain name must contain Hangeul characters (2,350 characters). Letters of the alphabet [A to Z] or [a to z], numbers [0 to 9], and hyphens are also available for second level domain name use with the exception of a combination of numbers and hyphens only. • 2. A domain name shall contain a minimum of 3 characters and a maximum of 63 characters, unless it contains Hangeul, in which case it shall contain a minimum of 2 characters and a maximum of 17 characters. • 3. A domain name shall not begin or end with a hyphen.

4. KRNIC Domain Name Policy Article 11 (Termination of Registration/Deletion of Domain Names) When a month has passed from the date that the registration record has been confirmed as being incomplete and incorrect. when a month has passed from the date that the registrant has requested the deletion of the domain name. when the fees have not been paid for up to one month after the expiration date, when a month has passed from the date that the registrant was confirmed as having failed to meet the requirements as described in Article 4 or 5.

5. KCSC Policy KCSC(Korea Communications and Standards Commission) The Korea Communications Standards Commission was established with a mandate to safeguard the values of public nature and fairness of broadcasting contents. Mission is to promote sound culture and provide adequate environment for the proper usage of telecommunications.

6. KCSC Organization

7. Domain name blocking method ROOT DNS ②www.abuse.com IP(A record) ? .com DNS ③.kr Name Server List (+ IP) Caching Name Server ④www.abuse.com IP(A record) ? ①www.abuse.com IP(A record) ? ⑥www.abuse.com IP(A record) ? ⑤abuse.com Name Server List (+ IP) Cashing ⑦200.20.21.23 ⑧200.20.21.23 User PC (Resolver) Query : www.abuse.com IP(A record) abuse.com DNS

8. Domain name blocking method ROOT DNS .com DNS Caching Name Server ①www.abuse.com IP(A record) ? ACL LISTED ② 121.64.23.95 User PC (Resolver) Query : www.abuse.com IP(A record) abuse.com DNS

9. Q&A Thank You