yidanshu.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-20 · ok HTTP/1.1 200 5580 ms crawled 2026-05-19

CN · 182.254.222.2 · AS45090 Shenzhen Tencent Computer Systems Company Limited

Reputation 92/100 no dmarc policy

sector education type homepage

HTML metadata

Title

免费电子书下载 | PDF/EPUB格式 | 50万+优质书单推荐 - 一单书：AI 搜书助手

Description

一单书汇聚50万+读者的优质书单，提供小说、文学、社科、历史等各类电子书免费下载(PDF/EPUB)。AI智能推荐，每日更新热门榜单，发现好书从这里开始。

Language

zh-CN

Canonical

https://yidanshu.com

Translations

Open Graph

url: https://yidanshu.com
title: 一单书
locale: zh_CN
site name: 一单书
description: 一单书是一个分享最新、最热门的小说、文学、社科、人文、历史等各类优质热门书单和名人书单，并提供免费下载电子书功能的网站。用一单书，阅读，看世界。

Technology

Server: nginx
CMS: Next.js

Fonts

Google Fonts

Third-party hosts loaded (13)

d3.pipiread.com×85
cdn.weread.qq.com×16
img3.doubanio.com×8
img9.doubanio.com×6
img1.doubanio.com×5
static.yousiqiexing.com×4
wfqqreader-1252317822.image.myqcloud.com×4
img2.doubanio.com×2
cdn.xiaotusoso.com×1
fog.pipiread.com×1
fonts.googleapis.com×1
fonts.gstatic.com×1
s3.yousiqiexing.com×1

Registration

Registrar

DNSPod, Inc.

Created

2020-08-11

Expires

2026-08-11 82 days left

Updated

2025-06-12

Name servers

f1g1ns1.dnspod.net
f1g1ns2.dnspod.net

DNS records live

NS

f1g1ns1.dnspod.net
f1g1ns2.dnspod.net

MX

1 mx1.feishu.cn
10 mx3.feishu.cn
5 mx2.feishu.cn

TXT

verification-code-site-App_feishu=ZwZ0Q3Ky5qu89Glt9blz

Verified for

Google

Email authentication weak

SPF: v=spf1 +include:_netblocks.m.feishu.cn -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

from 2026-02-23 to 2026-05-24

Expires in 3 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://yidanshu.com/

present

x-frame-options
x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff

Links to (1)

jd.com×3