é€ä¿¡ãƒ‰ãƒ¡ã‚¤ãƒ³èªè¨¼ã®ç¾çŠ¶2019/09/07 DNS温泉6 in 下呂 ã§åˆ©ç”¨ã—ãŸã‚¹ãƒ©ã‚¤ãƒ‰ã§ã™ã€‚ 内容的ã«ãƒžã‚ºã„部分ã¯æ”¹å¤‰ã—ã¦ã‚ã‚Šã¾ã™ã€‚ 時間的ã«å¤ã„ã‚‚ã®ã§ã™ã®ã§ã€ç¾åœ¨ã¨ç›¸é•ãŒã‚る部分もã‚ã‚Šã¾ã™ã€‚
DNS権å¨ã‚µãƒ¼ãƒã®ã‚¯ãƒ©ã‚¦ãƒ‰ã‚µãƒ¼ãƒ“スå‘ã‘ã«è¡Œã‚ã‚ŒãŸæ”»æ’ƒãŠã‚ˆã³å¯¾ç– / DNS Pseudo-Random Subdomain Attack and mitigations
JANOG51発表資料 https://www.janog.gr.jp/meeting/janog51/dns/ 2017å¹´ã®JANOG39ã«ã¦å¼Šç¤¾ã‹ã‚‰ã€ŒDNS権å¨ã‚µãƒ¼ãƒå‘ã‘ã®DDoS攻撃対ç–ã‚’ã—ãŸè©±ï½žã•ãらインターãƒãƒƒãƒˆç·¨ï½žã€ã¨ã„ã†ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’è¡Œã„ã€å®Ÿéš›ã«ç™ºç”Ÿã—ãŸéšœå®³ã‚„ãã®å¾Œã®å–り組ã¿ã‚’共有ã—…
Understanding Tailscale DNS and the Magic Behind MagicDNS
Naming products is hard. One of Tailscale’s key features, MagicDNS, has long been a source of armchair grammar controversy. To wit: Some people think we should call it Magic DNS because Apple calls their flagship keyboard and mouse the Magic Keyboard and the Magic Mouse. But have you noticed that Apple also calls their laptops MacBooks and their wireless headphones AirPods? The reason they do this
DNSå‰å²ï¼šHOSTS.TXTã¨ãƒ‰ãƒ¡ã‚¤ãƒ³åãŒã§ãã‚‹ã¾ã§
ã“ã‚“ã«ã¡ã¯ã€æŠ€è¡“開発室ã®æ»æ¾¤ã§ã™ã€‚ 先月（2022å¹´7月）ã€ã€ŽSoftware Design 2022å¹´8月å·ã€ã®ç‰¹é›†è¨˜äº‹ã€ŽWebエンジニアã®ãŸã‚ã®DNS速習講座ã€ã«ã€Žç¬¬2ç« ï¼šDNSã®æ§‹æˆè¦ç´ ã¨åå‰è§£æ±ºã®ã—ãã¿ã€ã¨ã„ã†è¨˜äº‹ã‚’寄稿ã—ã¾ã—ãŸã€‚第1ç« ã§ã‚‚æ»æ¾¤ãŒè¶£å‘³ã§ä½œæˆã—ãŸè³‡æ–™ã€Žãƒ‰ãƒ¡ã‚¤ãƒ³åã®æ´å²ã€ãŒå‚考文献ã¨ã—ã¦æŽ²è¼‰ã•ã‚Œã¦ã„ã¾ã—ãŸã€‚よã„機会ãªã®ã§ã€ãƒ‰ãƒ¡ã‚¤ãƒ³åãŒã§ãã‚‹ã¾ã§ã®æ´å²ã«ã¤ã„ã¦æ–‡ç« ã¨ã—ã¦ã¾ã¨ã‚よã†ã¨æ€ã„ã€ã“ã®æœ¬ãƒ–ãƒã‚°è¨˜äº‹ã‚’書ãã¾ã—ãŸã€‚ ãªãŠã€ç†è€…自身ã¯ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆã®åŽŸåž‹ã§ã‚ã‚‹ARPANETã‚„80年代ã®ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆã‚’リアルタイムã«ã¯ä½“験ã—ã¦ã¯ã„ãªã„ãŸã‚ã€RFC（Request for Comments）やインターãƒãƒƒãƒˆä¸Šã«ã‚る当時ã®ãƒ›ã‚¹ãƒˆã®ã‚¢ãƒ¼ã‚«ã‚¤ãƒ–ã‚’å…ƒã«èª¿æŸ»ã—ãŸå†…容をã¾ã¨ã‚ãŸã‚‚ã®ã«ãªã‚Šã¾ã™ã€‚ ARPANETã®æ™‚代 1969å¹´ã‹ã‚‰1980年代åˆæœŸã«ã‹ã‘ã¦ã®ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆã®åŽŸåž‹ã¨ãªã£ãŸAR
gdnsd
gdnsd is an Authoritative-only DNS server. The initial g stands for Geographic, as gdnsd offers a plugin system for geographic (or other sorts of) balancing, redirection, and service-state-conscious failover. gdnsd is written in C, and uses pthreads with libev and liburcu to attain very high performance, low latency service. It does not offer any form of caching or recursive service, and does not
Amazonã®DNSトラフィック乗ã£å–り　仕組ã¿ã«ã¤ã„ã¦è§£èª¬ - orangeitems’s diary
Route53ã®ãƒˆãƒ©ãƒ•ã‚£ãƒƒã‚¯ä¹—ã£å–ã‚Š Amazonã®Route53ãŒãƒˆãƒ©ãƒ•ã‚£ãƒƒã‚¯ä¹—ã£å–ã‚Šã®è¢«å®³ã«éã£ãŸã€ã¨èžãã¨ãŽã‚‡ã£ã¨ã—ãŸäººãŒå¤šã„ã®ã§ã¯ãªã„ã§ã—ょã†ã‹ã€‚AWSã®åˆ©ç”¨è€…ã¯å¤šã„ã§ã™ã‹ã‚‰ã。攻撃ã®ä»•çµ„ã¿ã«ã¤ã„ã¦è§£èª¬ã—ã¾ã™ã€‚ www.itmedia.co.jp AWSã®ã‚¯ãƒ©ã‚¦ãƒ‰ãƒ™ãƒ¼ã‚¹ã®DNSサービスã§ã‚る「Route 53ã€ã®DNSトラフィックãŒä½•è€…ã‹ã«ä¹—ã£å–られã€ã€ŒMyEtherWallet.comã€ã®ãƒ¦ãƒ¼ã‚¶ãƒ¼ãŒä»®æƒ³é€šè²¨ã‚’ç›—ã¾ã‚Œã‚‹äº‹ä»¶ãŒç™ºç”Ÿã—ãŸã€‚ 解説 ã¾ãšã€ã“ã®å•é¡Œã«é–¢ã—ã¦åˆ©ç”¨ã•ã‚ŒãŸæ”»æ’ƒæ‰‹æ³•ã¯ã€ŒBGPãƒã‚¤ã‚¸ãƒ£ãƒƒã‚¯ã€ã¨ã„ã†åå‰ã§ã‚ã‚‹ã“ã¨ã‚’ãŠã¼ãˆã¦ãã ã•ã„。BGPã¨ã¯ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®ä¸ã§ã€ãƒ«ãƒ¼ãƒ†ã‚£ãƒ³ã‚°æƒ…å ±ï¼ˆçµŒè·¯æƒ…å ±ï¼‰ã‚’äº¤æ›ã™ã‚‹ãŸã‚ã®ãƒ—ãƒãƒˆã‚³ãƒ«ã§ã™ã€‚BGPã«ã¦ä¸–ç•Œä¸ã®ãƒ«ãƒ¼ã‚¿ãƒ¼ãŒä¼šè©±ã‚’ã™ã‚‹ã“ã¨ã«ã‚ˆã£ã¦ã€ä¸–ç•Œä¸ã©ã‚“ãªã¨ã“ã‚ã«ã§ã‚‚ã€ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆãŒã¤ãªãŒã£ã¦ã„ã‚Œã°ãƒ‘ケットを届ã‘ã‚‹ã“ã¨ãŒã§ãã‚‹ã®ã§ã™ã€‚例ãˆã°
Docker operations slowing down on AWS (this time it’s not DNS)
Jeremy Eder's Blog Hopefully useful. Probably not. Perpetual Optimist. I’m CC’d on mails when things get slow, but never when things work as expected or are fast…oh well.  Like an umpire in baseball, if we are doing our jobs, we are invisible. Subject:  Docker operations slowing down I reach for my trusty haiku for this type of thing: Ah but in this scenario, it is something more…sinister (my word
1
ランã‚ング
ランã‚ング
ランã‚ング
リリースã€éšœå®³æƒ…å ±ãªã©ã®ã‚µãƒ¼ãƒ“スã®ãŠçŸ¥ã‚‰ã›
最新ã®äººæ°—エントリーã®é…ä¿¡
j次ã®ãƒ–ックマーク
kå‰ã®ãƒ–ックマーク
lã‚ã¨ã§èªã‚€
eコメント一覧を開ã
oページを開ã
Reliable_and_Performant_DNS_Resolution_with_High_Available_NodeLocal_DNSCache.pdf
{{#tags}}- {{label}}
{{/tags}}