???? ???? ??? ??? ?????? ????? ?????.
???? ?????? ?? ?????? (???? ?? ??????) ??? ????? ????? ?????????. ??? ???? ??? ????? ??????? ?? ?????? ??????? DNS ?? ??? ???? ?? ??????? ???? ??? ?? ??? ?????? ???? ????? ?????? ??????????? ?????? ?? ?????? ??????????.
???? ??? ??????? ????? ??? ????? ??????? ???????? ??????? ?? ?? ??????? ??? ?? ?? ??? ?????? ?????? ??????? ???? ????.
????? ???? ????? ??? ?????? ??? ???????
???? ?????? ?? ????? ????????:
-
????? ????? ????? "???? ????????"
-
??????? ???? ????? ??????? (CDN) ????? ??????? ?? ??? ?????
-
????? ????????? ?? ???? "?????" ???????? DNS
???? ?? ???? ???????? ?? ??? ??? ??? ????? ????? ???????.
??????? ???????? ???? ??? ?? ??????
???? ?????? ??????? ??? ????? ?????? ???? ??? ?? ???? ?????? ????? ???? ???? DNS ????? ??? ?????? DNS.
?? ????? ??? ????? ??????? ?? ?????? ??????? ?????.
?? ???? ?? ????? ??????? ??????
???? ????? ??????? ??? ???? ???? ????????:
"??? ??? ?? ????? ????????? DNS ???? ???????"
????? ???? ???? ??????? ?? ?????:
-
?????? ???????? ?? ?? ???? ?? ????? ??????? ????????
-
?????? ??? ??????? ???? ??????
???? ???? ?? ?? ????? ??????? ??????? ?????? ?? ????? ???????.
????????? ????????
-
???? ???? ??? ?????
-
???? DNS ?????? ??? ??? ??? ??????? ??? ????
???? ??????? DNS
-
?????? ??????? DNS ???????? ?? ?? ??? ?? ?????? ???????
-
??? ?? ????? ????? DNS ???????
? ??????? ?????? (???? ??)
???? ????? ???????:
-
????? ??? ??? ???? DNS
-
???? ??????? ????? DNS ????????
-
???? ?????? ?????
????:
-
ns1.provider.com -
ns2.provider.com
??? ??????? ????? ??????.
? ????? ??? ???? (??? ????)
??? ????? ??????? ?? ?????? ???????? ???:
-
???? ?? ???? CDN
-
???? ?? ???? ???????
-
???? ?? ???? DNS ??? ????
??? ????:
-
????? ?????? ???? ?????? ??????
-
?? ?????? ???? ????
-
????? ???? ?????? ???? ??? ?????
1. ???? ?????? ??? ?????? ??? ?????
??? ?????????? ????? ??? ????? IP ????? ?????? ????? ??? ????? ??? ??? ?????? ???? ???.
2. ???? ????? ?? ?????? ??????????
?? ????? ????? MX? SPF? DKIM? ?? DMARC ??? ????????? ??? ???? ???:
-
????? ?????? ??????????
-
??? ???????
-
??? ?? ?????? ???????
??? ?????? DNS ????? ????? ??????? ????????? ?? ???? ???????:
-
???? ????? ??????????
-
???? ?????? ????? ????? ?????? ???????
????? ???? ??? ??????? "??? ????"
???? ???? ????? ????????
???????? ?? ???????? ?? ?? ????? ??????? ?? ?? ???? ?? ??????? ?????.
??? DNS ???? ???????
??????? ??????? ?????? ?? ???? ????????? ??????.
????? ????? ?????? ???????? ???? ??????? ????.
??? ????? ?????? ???? ???? ????? ?????
????? ??????? ????? ??????? ???????? ???? ????
???? ??? ???????:
-
?????? ?? ?? ??? ?? ?????? ???????
-
???? ?? ???? ?????? ???? ???? DNS
-
???? ?? ?????? ??????? ????????
-
?? ???? ???????? ???? ?????? ????? ????? ?????
??????? ??? ????? DNS ?????
-
?? ?????? DNS ??????? ??? ?????? ?????? ?????
-
???? ?? ???? ???? ???????
-
?????? ???? ????? ??????? ???? ?????
-
???? ???? ??????? DNS
???????
????? ???? ??? ????? ????? ?????????? ???? ??? ????? ???? ????? ????? ??????.
??? ??? ????? ??????? ?? ?????? ??????? ????? ?????? ????? DNS ??? ??????? ???? ????? ??????.
???? ????? ?? ????? DNS ??????
??? ???? DNS ????? ????? ??????? ????? ?????? ??? ??????? ??????? ??????????? ?????? ?????? ??????????.
?????? ???? ????? ?? ICANN? nicenic ????? ????? ???????? ??? ????? DNS ???? ???? ????? ??????? ??????? ???? ???? ??? ?????????? ?????? ????? ??? ???????.
??? Nicenic ????? ????? ???????? ???????? ????????? ????? ??????? ???????? ??? ??????.
??????? "???? ??????"
??????? ???????: ?? ???? ????? ????? ??????? ??? ?????? ???????????
