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闽公网安备 35021102000564号
闽公网安备 35021102000564号
网站检测工具
一键检测网站异常问题，快速定位各环节异常情况
发现0个风险，2个优化项
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codeforces.com 域名信息检测 使用whois查询详情
codeforces.com DNS解析检测
| fred.ns.cloudflare.com jean.ns.cloudflare.com |
| SOA fred.ns.cloudflare.com. dns.cloudflare.com. 2396845801 10000 2400 604800 1800 NS fred.ns.cloudflare.com. NS jean.ns.cloudflare.com. TXT google-site-verification=l4G0k0hCtL44oR2JYae12tG2VSyD0ig5OEN4oKGz6IY TXT loaderio=17e74635884b3872197928c7ea0123c5 TXT v=spf1 ip4:77.234.204.67 ip4:95.163.252.67 include:_spf.yandex.net -all A 104.26.7.164 A 104.26.6.164 A 172.67.68.254 AAAA 2606:4700:20::681a:6a4 AAAA 2606:4700:20::681a:7a4 AAAA 2606:4700:20::ac43:44fe MX 10 mx.yandex.net. |
| 详情 |
| SOA fred.ns.cloudflare.com. dns.cloudflare.com. 2396845801 10000 2400 604800 1800 AAAA 2606:4700:20::681a:7a4 AAAA 2606:4700:20::681a:6a4 AAAA 2606:4700:20::ac43:44fe NS jean.ns.cloudflare.com. NS fred.ns.cloudflare.com. TXT google-site-verification=l4G0k0hCtL44oR2JYae12tG2VSyD0ig5OEN4oKGz6IY TXT loaderio=17e74635884b3872197928c7ea0123c5 TXT v=spf1 ip4:77.234.204.67 ip4:95.163.252.67 include:_spf.yandex.net -all MX 10 mx.yandex.net. A 172.67.68.254 A 104.26.6.164 A 104.26.7.164 |
; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.15 <<>> codeforces.com +trace ;; global options: +cmd . 1477 IN NS g.root-servers.net. . 1477 IN NS d.root-servers.net. . 1477 IN NS k.root-servers.net. . 1477 IN NS f.root-servers.net. . 1477 IN NS a.root-servers.net. . 1477 IN NS h.root-servers.net. . 1477 IN NS e.root-servers.net. . 1477 IN NS j.root-servers.net. . 1477 IN NS c.root-servers.net. . 1477 IN NS l.root-servers.net. . 1477 IN NS m.root-servers.net. . 1477 IN NS b.root-servers.net. . 1477 IN NS i.root-servers.net. ;; Received 251 bytes from 114.114.114.114#53(114.114.114.114) in 20 ms com. 172800 IN NS d.gtld-servers.net. com. 172800 IN NS g.gtld-servers.net. com. 172800 IN NS l.gtld-servers.net. com. 172800 IN NS b.gtld-servers.net. com. 172800 IN NS a.gtld-servers.net. com. 172800 IN NS k.gtld-servers.net. com. 172800 IN NS e.gtld-servers.net. com. 172800 IN NS m.gtld-servers.net. com. 172800 IN NS c.gtld-servers.net. com. 172800 IN NS f.gtld-servers.net. com. 172800 IN NS h.gtld-servers.net. com. 172800 IN NS j.gtld-servers.net. com. 172800 IN NS i.gtld-servers.net. com. 86400 IN DS 19718 13 2 8ACBB0CD28F41250A80A491389424D341522D946B0DA0C0291F2D3D7 71D7805A com. 86400 IN RRSIG DS 8 1 86400 20260304170000 20260219160000 21831 . irZDfmkFmiqrViPq5h0yjU8nE3QbDzKdJlE8cXq1R6QEtpQPfqhsVFoU ByRIFKEFhTCPfzXP7mvYOOXXD5GNcX+U7DBLmS6qIFzuf0lqp4ZvDyUH nj2TNQJuGTUzE1j+GeXPGE4Rlam+SVihFGybA4bGBDmYyTSmcPg3t5jt noQiBWtKQZz+nRm8IU/oLxJLW0605ZsTlHEI8pANHYLti0syfoHZ6aZA SmTNqVDwnL5agEl/mARjtrZ2GL6nCpi/duIgOlE8TLrt1pKODGhc11yj LMOy/MRjQw3QHq/cEi6rAxvRk4xJ5DG0z7etmMxZIkt9Vws0FSV1sdYq G4Fu/Q== ;; Received 1174 bytes from 202.12.27.33#53(m.root-servers.net) in 74 ms codeforces.com. 172800 IN NS fred.ns.cloudflare.com. codeforces.com. 172800 IN NS jean.ns.cloudflare.com. CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN NSEC3 1 1 0 - CK0Q3UDG8CEKKAE7RUKPGCT1DVSSH8LL NS SOA RRSIG DNSKEY NSEC3PARAM CK0POJMG874LJREF7EFN8430QVIT8BSM.com. 900 IN RRSIG NSEC3 13 2 900 20260227002709 20260219231709 35511 com. nl6EEYuBckagiOH5lZjvMTWvjdQ3cRJ60XGGiCHyt9+3YkCF0Vyyy6qi Bo4eGD/6vcdlS75rJtOpr3IiXNmU/w== QNQGORVLQP54FPKFSK4MF3OBFP2LGSIL.com. 900 IN NSEC3 1 1 0 - QNQH9N3L53Q9GTBELI1SIG8L2FINJCU7 NS DS RRSIG QNQGORVLQP54FPKFSK4MF3OBFP2LGSIL.com. 900 IN RRSIG NSEC3 13 2 900 20260223024154 20260216013154 35511 com. liPTvjlYRTVxzJlZhv1P1m6U9AJWZsxp6veRt1y/lf4+Oj8mgDXqp5xH fGpMplmAYxS+0Tt9FYMlO/WWhsrYhQ== ;; Received 716 bytes from 192.26.92.30#53(c.gtld-servers.net) in 206 ms codeforces.com. 300 IN A 172.67.68.254 codeforces.com. 300 IN A 104.26.7.164 codeforces.com. 300 IN A 104.26.6.164 ;; Received 91 bytes from 172.64.32.121#53(jean.ns.cloudflare.com) in 96 ms |
| 2606:4700:20::ac43:44fe |
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