`mx13.baidu.com`

DNSSEC	⚠️ Not signed
A	220.181.3.100^{🇨🇳 CHINA-1220.181.0.0/19 China Telecom Beijing Co. Ltd.}
		PTR	`mx13.baidu.com`

`baidu.com`

	DNSSEC	⚠️ Not signed
	A	110.242.74.102^{🇨🇳 CHINA169-Backbone110.240.0.0/12 China Unicom Hebei Province Network}
	A	111.63.65.103^{🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route)}
	A	111.63.65.247^{🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route)}
	A	124.237.177.164^{🇨🇳 CHINANET-BACKBONE124.236.0.0/14 CMI (Customer Route)}
	NS	`dns.baidu.com` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.baidu.com` ⚠️ Not in zone NS records
	NS	`ns2.baidu.com`
	NS	`ns3.baidu.com`
	NS	`ns4.baidu.com`
	NS	`ns7.baidu.com`
	MX	`mx.maillb.baidu.com` ⭐
	MX	`mx.baidu.com`⁽²⁰⁾
	TXT	`9279nznttl321bxp1j464rd9vpps246v`
	TXT	`_globalsign-domain-verification=qjb28W2jJSrWj04NHpB0CvgK9tle5JkOq-EcyWBgnE`
	TXT	`google-site-verification=GHb98-6msqyx_qqjGl5eRatD3QTHyVB6-xQ3gJB5UwM`
	TXT	`v=spf1 include:spf1.baidu.com include:spf2.baidu.com include:spf3.baidu.com i...`
	SOA	`dns.baidu.com`sa@baidu.com serial=2012150964

WOT: SAFE (72/100)
rank #70 globally
rank #48 in the tld
This domain, "baidu.com", is the primary domain name for Baidu, a Chinese multinational technology company. Baidu is one of the largest AI and internet service companies in the world, specializing in artificial intelligence and internet-related services and products. It is known as China's equivalent to Google, offering similar services like a search engine, web services, and cloud storage.WOT: SAFE (87/100)
📈 Tranco rank: #86

Baidu is China's largest search engine, founded in 2000 by Robin Li. With over 600 million monthly active users, Baidu dominates Chinese search with approximately 70% market share. The company is also a leader in AI and autonomous vehicles through its Apollo project.

Beyond search, Baidu operates iQiyi (video streaming), Baidu Maps, Baidu Cloud, and numerous AI-powered services. The company has developed its own LLM (Ernie Bot) to compete with ChatGPT in China.

Baidu's infrastructure is entirely based in China due to regulatory requirements, with massive data centers supporting search indexing, AI training, and cloud services.

DNS for baidu.com uses Baidu's own DNS infrastructure with servers distributed across China. The domain is optimized for Chinese users.

PTR for

74.3.181.220.in-addr.arpa

100.3.181.220.in-addr.arpa

62.162.135.61.in-addr.arpa

Same first word

mx13.com

mx13.eu

Similar names

m13x.com

m3x1.cn

1m3x.icu

13xm.com

13xm.cn

mx31.net

31xm.com

xm31.com

DNS History

3 records (1 active, 2 former)

●A220.181.3.1002026-04-13 → 2026-05-11 · 3 obs

○ 2016-07-16 01:48:38
● 2026-04-13 04:40:00
● 2026-05-11 02:53:12

○A220.181.3.742016-07-16 → 2016-07-16 · 4 obs

○ 2016-02-26 01:05:06
● 2016-07-16 01:48:38
○ 2026-04-13 04:40:00
○ 2026-05-11 02:53:12

○A61.135.162.1042015-04-30 → 2016-02-26 · 4 obs

● 2015-04-30 23:15:00
● 2016-02-26 01:05:06
○ 2016-07-16 01:48:38
○ 2026-05-11 02:53:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
baidu.com	ns2.baidu.com, ns3.baidu.com, ns4.baidu.com, ns1.baidu.com...	11 records

✅ Authoritative Response

Server:153.3.238.93

NS records: ns2.baidu.com, ns3.baidu.com, ns4.baidu.com, ns1.baidu.com, ns7.baidu.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for baidu.com (unsigned zone)

⏱️ Timing

Total: 593ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.181.3.100`

📌 Glue Records Collected

Total: 11

In-bailiwick: 11 (ns2.baidu.com, ns2.baidu.com, ns3.baidu.com...)

Analysis

IP Addresses

mx13.baidu.com resolves to one IP number: 220.181.3.100.

Other host names, for instance outbound.baidu.com, share IP numbers with mx13.baidu.com.

mx13.baidu.com - robtex.com

mx13.baidu.com

baidu.com