singleapnic

apnic  时间:2021-01-10  阅读:()
ZombiesGeoffHustonAPNICLabsWhatwedid:RunanonlineadvertisementwithanembeddedmeasurementscriptThescriptcausedthebrowsertofetchanumberof1x1'blots'ToensurethatwehadaclearviewoftheactionsoftheuserandtheDNSresolverstheyuse,weuseduniqueURLlabels.
AdImpressionsperDayWearecurrentlyservingsome8MAdimpressionsperdayURLLoadWearegeneratingsome24millionDNSqueriesfor"unique"DNSnamesperdayAndsimilarlyperformingsome24millionHTTPblotfetchesfor"unique"URLsperday"Unique"Whatismeantby"unique"TheDNSnameisqueriedbyasingleendpointonceandonlyonce(*)–neveragain!
(Andthenameincludesasubfieldofthetimeitwascreated)TheTTLoftherecordis1secondTheURLfetchisperformedbyasingleendpointonceandonlyonce–andneveragain!
Whichmeansthatweshouldseeonequeryforthenameattheauthoritativenameserver*Wellnotquite,25%ofthetimeitsqueriedtwice,andsometimesmore,butitsalltriggeredbyasingleresolutionactioninitiatedbytheendpoint–allthesequeriesareclusteredtogetherintimeWhatdowesee1450151673.
887[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151673.
887[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151673.
887[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netA1450151674.
013[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
015[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netA1450151674.
017[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151674.
753[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
755[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151674.
756[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
757[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netAWhatdowesee1450151673.
887[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151673.
887[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151673.
887[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netA1450151674.
013[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
015[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netA1450151674.
017[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151674.
753[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
755[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151674.
756[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
757[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netAThetimethattheadwascreated!
2015-11-2106:30:302015-11-1611:22:592015-11-1619:43:462015-11-2106:30:302015-11-1619:43:462015-11-1611:22:592015-11-2106:30:302015-11-1611:22:592015-11-2106:30:302015-11-1619:43:462015-12-1503:54:33querytimeWhatdowesee1450151673.
887[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151673.
887[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151673.
887[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netA1450151674.
013[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
015[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netA1450151674.
017[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151674.
753[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
755[x]15-Dec-2015query:z.
t10000.
uc86fd1d9.
s1447672979.
i5112.
vxxxx.
3b460.
z.
dotnxdomain.
netA1450151674.
756[x]15-Dec-2015query:z.
t10000.
u953a6ea5.
s1448087430.
i5112.
vxxxx.
06ca0.
z.
dotnxdomain.
netA1450151674.
757[x]15-Dec-2015query:z.
t10000.
ub46e3821.
s1447703026.
i5112.
vxxxx.
0c914.
z.
dotnxdomain.
netAQueryTimeCreationTimeDiff==ZombieTime!
OneDay,OneDNSServerOneDay,OneDNSServer60Days,AllDNSServers60Days,AllDNSServers50%ofallzombiequeriesaremorethan6monthsold!
ZombieRepeatsperdayZombieRepeatsperday1queryevery3seconds!
ZombieRepeatsperdayZombieRepeatsperday2/3ofallqueriesoccuronceperdayDoZombieshavea32"hours"perdayWhatiscausingthisIsthistheresultofacollectionofderangedDNSrecursiveresolverswithanobsessionaboutneverforgettingathingOrwebproxiesthatjusthavetoomuchtime(andspace)ontheirhandsandwanttofillallthatspacewithavastcollectionofidentical1x1pixelgifsLet'slookatwebzombies…ZombieURLAgeDistributionZombieURLAgeDistribution50%ofallzombieURLsarelessthan4daysoldZombieURLRepeatsDNSvsURLsDNSzombiesarelivingtheirownzombiehalflife!
TheyarenotthehellspawnofzombieURLS!
ZombiesItseemsthatontheInternetverylittleisallowedtobeforgottenWecanusethis…DNSasstorageWrite(index,data)query="data.
index.
storage"foreachi(0.
.
100){digINAquery;}DNSasstorageWrite(index,data)query="data.
index.
storage"foreachi(0.
.
100){digINAquery;}Read(index)wait(query,"index.
storage")returndataDNSasstorageWrite(index,data)query="data.
index.
storage"foreachi(0.
.
100){digINAquery;}Read(index)wait(query,"index.
storage")returndataDelete(index)print("I'msorryDave,Ican'tdothat")Thanks!
展开全文

Hostodo（年付12美元）斯波坎VPS六六折,美国西海岸机房

Hostodo是一家成立于2014年的国外VPS主机商，现在主要提供基于KVM架构的VPS主机，美国三个地区机房：拉斯维加斯、迈阿密和斯波坎，采用NVMe或者SSD磁盘，支持支付宝、PayPal、加密货币等付款方式。商家最近对于上架不久的斯波坎机房SSD硬盘VPS主机提供66折优惠码，适用于1GB或者以上内存套餐年付，最低每年12美元起。下面列出几款套餐配置信息。CPU：1core内存：256MB...

SugarHosts糖果主机,(67元/年)云服务器/虚拟主机低至半价

SugarHosts 糖果主机商也算是比较老牌的主机商，从2009年开始推出虚拟主机以来，目前当然还是以虚拟主机为主，也有新增云服务器和独立服务器。早年很多网友也比较争议他们家是不是国人商家，其实这些不是特别重要，我们很多国人商家或者国外商家主要还是看重的是品质和服务。一晃十二年过去，有看到SugarHosts糖果主机商12周年的促销活动。如果我们有需要香港、美国、德国虚拟主机的可以选择，他们家的...

【IT狗】在线ping，在线tcping，路由追踪

IT狗为用户提供 在线ping、在线tcping、在线路由追踪、域名被墙检测、域名被污染检测 等实用工具。【工具地址】https://www.itdog.cn/【工具特色】1、目前同类网站中，在线ping 仅支持1次或少量次数的测试，无法客观的展现目标服务器一段时间的网络状况，IT狗Ping工具可持续的进行一段时间的ping测试，并生成更为直观的网络质量柱状图，让用户更容易掌握服务器在各地区、各线...

apnic为你推荐
电信主机租用电信服务器租用哪家有实力？中文域名注册查询中文域名注册怎么查询虚拟主机申请现在做网站申请虚拟主机选择哪种合适？域名申请申请域名需要哪些流程具体点 谢谢香港虚拟空间最好的香港虚拟主机是哪家？虚拟空间哪个好虚拟主机哪家的最好？100m网站空间50M的网页内容买100M的网站空间够用了没？虚拟主机软件谁知道这个虚拟机软件叫什么。大连虚拟主机大连华企智源是做网站的吗？天津虚拟主机天津APP开发的比较专业的公司有哪些?
虚拟主机排名 免费申请域名 主机测评网 hostgator 台湾服务器 shopex空间 网站保姆 浙江独立 灵动鬼影 dux 七夕促销 gspeed 免费个人空间 100mbps 香港新世界中心 多线空间 银盘服务是什么 如何建立邮箱 腾讯网盘 云销售系统 更多
赞助商
抢购 港元 内存 电信 安装 重启 德克萨斯州 俄罗斯 服务器 华纳 英国 韩国 虚拟主机 重新安装 罗马尼亚 达拉斯 带宽 套餐 联通 公网 宝塔 计费 亚当 机房 阿里 芝加哥 西雅图 活动 拉斯维加斯 比利时 数据 亚洲 安徽 支付宝 全球 流量 洛杉矶 备份 新网 东京 美国 日本 港币 节点 雅安 网站 半价 隐私保护 硬盘 旧金山