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21eic.com
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last data update: 2011/10/21, 11:19
Website loading time
during the test: 11.2 s
cable connection (average): 11.41 s
DSL connection (average): 11.62 s
modem (average): 22.78 s
HTTP headers
HTTP/1.1 200 OK
Content-Length: 82975
Content-Type: text/html
Content-Location: http://21eic.com/index.html
Last-Modified: Wed, 19 Oct 2011 05:41:36 GMT
Accept-Ranges: bytes
ETag: "723868c4218ecc1:8419"
Server: Microsoft-IIS/6.0
Date: Fri, 21 Oct 2011 18:19:59 GMT
Connection: close
Information about DNS servers
| 21eic.com | MX | 10 | mail.21eic.com | IN | 900 |
| 21eic.com | A | 219.234.88.249 | IN | 900 | |
| 21eic.com | SOA | a.hkidc.com | root.hkidc.com | 1243537842 | 7200 1800 604800 900 IN 900 |
| 21eic.com | NS | j6.hkidc.com | IN | 43200 | |
| 21eic.com | NS | b.hkidc.com | IN | 43200 | |
| 21eic.com | NS | a.hkidc.com | IN | 43200 | |
| 21eic.com | NS | ns8.hkidc.com | IN | 43200 | |
| 21eic.com | NS | ns5.hkidc.com | IN | 43200 | |
| 21eic.com | NS | k8.hkidc.com | IN | 43200 |
Received from the first DNS server
Request to the server "21eic.com"
You used the following DNS server:
DNS Name: j6.hkidc.com
DNS Server Address: 125.65.112.202#53
DNS server aliases:
HEADER opcode: REQUEST, status: NOERROR, id: 13562
flag: qr aa rd REQUEST: 1, ANSWER: 9, AUTHORITY: 0, ADDITIONAL: 1
REQUEST SECTION:
21eic.com. IN ANY
ANSWER SECTION:
21eic.com. 900 IN SOA a.hkidc.com. root.hkidc.com. 1243537842 7200 1800 604800 900
21eic.com. 86400 IN NS j6.hkidc.com.
21eic.com. 86400 IN NS a.hkidc.com.
21eic.com. 86400 IN NS ns5.hkidc.com.
21eic.com. 86400 IN NS b.hkidc.com.
21eic.com. 86400 IN NS k8.hkidc.com.
21eic.com. 86400 IN NS ns8.hkidc.com.
21eic.com. 900 IN A 219.234.88.249
21eic.com. 900 IN MX 10 mail.21eic.com.
SECTION NOTES:
mail.21eic.com. 900 IN A 218.85.132.246
Received 229 bytes from address 125.65.112.202#53 in 315 ms
Received from the second DNS server
Request to the server "21eic.com"
You used the following DNS server:
DNS Name: b.hkidc.com
DNS Server Address: 125.65.112.217#53
DNS server aliases:
HEADER opcode: REQUEST, status: NOERROR, id: 19748
flag: qr aa rd REQUEST: 1, ANSWER: 9, AUTHORITY: 0, ADDITIONAL: 1
REQUEST SECTION:
21eic.com. IN ANY
ANSWER SECTION:
21eic.com. 900 IN SOA a.hkidc.com. root.hkidc.com. 1243537842 7200 1800 604800 900
21eic.com. 86400 IN NS a.hkidc.com.
21eic.com. 86400 IN NS ns8.hkidc.com.
21eic.com. 86400 IN NS ns5.hkidc.com.
21eic.com. 86400 IN NS k8.hkidc.com.
21eic.com. 86400 IN NS b.hkidc.com.
21eic.com. 86400 IN NS j6.hkidc.com.
21eic.com. 900 IN A 219.234.88.249
21eic.com. 900 IN MX 10 mail.21eic.com.
SECTION NOTES:
mail.21eic.com. 900 IN A 218.85.132.246
Received 229 bytes from address 125.65.112.217#53 in 382 ms
Subdomains (the first 50)
Typos (misspells)
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Location
IP: 219.234.88.249
continent: AS, country: China (CHN), city: Beijing
Website value
rank in the traffic statistics:
There is not enough data to estimate website value.
Basic information
website build using CSS
code weight: 81.03 KB
text per all code ratio: 17 %
title: 21世纪电子网 - 汇聚全球顶级IC供应商，IC行业重磅资讯
description: '21世纪电子网(www.21eic.com)是目前访问量最大、注册用户最多，并且是以电子元器件为核心业务的电子技术信息综合网站。21世纪电子网专注于对电子行业动态的及时把握及报道，以最快的速度让客户了解行业内的风云变化，同时提供及时的商机信息，帮助你更好的的进行交易。'
keywords: '电子，元器件, 电子元器件, IC网，电子网，电子元器件，IC交易网，IC技术资料下载，PDF资料下载，IC即时行情'
encoding: GBK
language: en
Website code analysis
one word phrases repeated minimum three times
two word phrases repeated minimum three times
three word phrases repeated minimum three times
B tags
网站首页嵌入式系统单片机D S PEDAFPGA/CPLDDVBPROTEL技术PCB电源技术通信网络模拟技术手机技术 接口技术存储器更多分类导航IC行情
查看更多>>
单片机温度记录系统
基于ARM的X86译码SOC架构设计焊接机节制嵌入式系统设计基于Linux的步进电机驱动程序设计基于单片机8251和MODEM设计的远...基于单片机的心肺听诊技能训练系统设计方...基于STM32的便携式人机界面系统进入专题 技术频道 单片机 D S P 模拟技术 FPGA D V B 通信网络 测试测量 电源技术 基于Freescale单片机的电池管理系统设计
TMS320VC5402与PC机进行串行通信的两种方案
探讨混合电动车MH—Ni电源系统的应用
OFDM水声通信定时同步的FPGA实现
三网融合对广电接入网建设与改造的促进
无线干扰问题不容忽视
分析系统优化小电流测量（下）
光电转换电路的设计与优化
U tags
I tags
images
| file name | alternative text |
|---|---|
| 201104141124.gif | |
| 201104141042.gif | 21世纪电子网 |
| logo3.gif | iPhone5为何失约:产品线不足意图进军低端市场 |
| hotgif.gif | 追寻事故高铁夺命软件：招投标公告大量缺失 |
| n2011101716394010.jpg | 你愿意收购泰景吗？展讯：Yes,I do |
| n2011072609065718.jpg | 中芯国际上演人事大动荡：CEO与CMO递交辞呈 |
| n2011072109494057.jpg | 哪个最可信？关于iPhone5的各种猜想 |
| n2011071416533652.jpg | 单片机温度记录系统 |
| n2011070809475137.jpg | 登录 |
| uploadfileJPG2010-630-33289-LGA色环电感.jpg | 注册 |
| uploadfileJPG2010-610-94988-GS2.jpg | 王洪明 |
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| uploadfileJPG2010-415-38180-20071015140643471.jpg | |
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| bor.jpg | |
| 201104141132.gif | |
| mcu.jpg | |
| dsp.jpg | |
| eda.jpg | |
| fpga.jpg | |
| dvb.jpg | |
| protel.jpg | |
| pcb.jpg | |
| power.jpg | |
| 30-27275-26-15977-clip_image020.gif | |
| adi.gif | |
| MAXIM.gif | |
| STT.GIF | |
| logo.jpg | |
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headers
H1
H2
网站首页
分类导航
H3
网站首页
分类导航
H4
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internal links
| address | anchor text |
|---|---|
| http://www.21eic.com/css/index.css | img |
| http://www.21eic.com | 21世纪电子网 |
| http://www.21eic.com | 网站首页 |
| http://www.21eic.com/embed.asp | 嵌入式系统 |
| http://www.21eic.com/mcu.asp | 单片机 |
| http://www.21eic.com/dsp.asp | D S P |
| http://www.21eic.com/eda.asp | EDA |
| http://www.21eic.com/fpga.asp | FPGA/CPLD |
| http://www.21eic.com/dvb.asp | DVB |
| http://www.21eic.com/PROTEL.asp | PROTEL技术 |
| http://www.21eic.com/PCB.asp | PCB |
| http://www.21eic.com/power.asp | 电源技术 |
| http://www.21eic.com/wireless.asp | 通信网络 |
| http://www.21eic.com/analog.asp | 模拟技术 |
| http://www.21eic.com/cell.asp | 手机技术 |
| http://www.21eic.com/interface.asp | 接口技术 |
| http://www.21eic.com/mem.asp | 存储器 |
| http://www.21eic.com/techlist.asp | 更多 |
| http://i.21eic.com | IC行情 |
| http://www.21eic.com/list_1.html | 业界新闻 |
| http://www.21eic.com/techlist_1.html | 技术趋势 |
| http://www.21eic.com/plist_1.html | 新品纵横 |
| http://www.21eic.com/designlist_1.html | 设计 |
| http://www.21eic.com/solution.asp | 解决方案 |
| http://bbs.21eic.com/ | 技术论坛 |
| http://www.21eic.com/viker/cp.asp | 互利方案 |
| http://www.21eic.com/focusmore.asp | 世纪聚焦 |
| http://www.21eic.com/ti/topicmore.asp | 话题 |
| http://www.21eic.com/circuit.asp | 电路图 |
| http://www.21eic.com/down | 下载 |
| http://ic.21eic.com | 库存 |
| http://www.21eic.com/icic/2jym/dailiA.html | 代理商 |
| http://www.21eic.com/nic_1.html | 产品 |
| # | 搜索 |
| http://www.21eic.com/icquery_TMS320F2808PZA_1_20.html | TMS320F2808PZA |
| http://www.21eic.com/icquery_TMS320LF2407APGEA_1_20.html | TMS320LF2407APGEA |
| http://www.21eic.com/icquery_74HC08D_1_20.html | 74HC08D |
| http://www.21eic.com/icquery_TLC5602CDWR_1_20.html | TLC5602CDWR |
| http://www.21eic.com/regg.asp | 20条特价 |
| http://www.21eic.com/regg.asp | 200条现货 |
| http://www.21eic.com/news_6333.html | iPhone5为何失约:产品线不足意图进军低端市场 |
| http://www.21eic.com/news_6317.html | 追寻事故高铁夺命软件：招投标公告大量缺失 |
| http://www.21eic.com/news_6312.html | 你愿意收购泰景吗？展讯：Yes,I do |
| http://www.21eic.com/news_6304.html | 中芯国际上演人事大动荡：CEO与CMO递交辞呈 |
| http://www.21eic.com/news_6294.html | 哪个最可信？关于iPhone5的各种猜想 |
| http://www.21eic.com/news_6333.html | iPhone5为何失约:产品线不足意图进军低端市场 |
| http://www.21eic.com/news_6317.html | 追寻事故高铁夺命软件：招投标公告大量缺失 |
| http://www.21eic.com/news_6312.html | 你愿意收购泰景吗？展讯：Yes,I do |
| http://www.21eic.com/news_6304.html | 中芯国际上演人事大动荡：CEO与CMO递交辞呈 |
| http://www.21eic.com/news_6294.html | 哪个最可信？关于iPhone5的各种猜想 |
| news_6339.html | 谷歌Android 4.0发布会五大看点:如何应对Siri |
| news_6339.html | [详细] |
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| news_6340.html | 泰国最大工业园区也沦陷 东芝等逾百家日企遭殃 |
| news_6338.html | 防智能手机泄密 美研究远端控制方案 |
| news_6337.html | 【记者博客】斯人已去的乔布斯家 |
| http://www.21eic.com/eda/19893.html | FloTHERM优化电子设备热设... |
| http://www.21eic.com/embed/19892.html | 单片机温度记录系统 |
| http://www.21eic.com/embed/19891.html | 基于ARM的X86译码SOC架构... |
| http://www.21eic.com/embed/19890.html | 焊接机节制嵌入式系统设计 |
| http://www.21eic.com/embed/19889.html | 基于Linux的步进电机驱动程序... |
| http://www.21eic.com/analog/19888.html | 探讨混合电动车MH—Ni电源系统... |
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| http://www.21eic.com/embed/19886.html | 基于单片机8251和MODEM设... |
| http://www.21eic.com/test/19885.html | 分析系统优化小电流测量（下） |
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| http://www.21eic.com/embed/19883.html | 基于单片机的心肺听诊技能训练系统... |
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| http://www.21eic.com/dsp/19880.html | TMS320VC5402与PC机... |
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