`51baidu.org`

DNSSEC	⚠️ Not signed
NS	`reza.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:50::adf5:3ad9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reza.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reza.ns.cloudflare.com`
		A	108.162.192.217^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	172.64.32.217^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
		A	173.245.58.217^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reza.ns.cloudflare.com`
NS	`zod.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:58::adf5:3bfa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zod.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1fa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zod.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21fa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zod.ns.cloudflare.com`
		A	108.162.193.250^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zod.ns.cloudflare.com`
		A	172.64.33.250^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zod.ns.cloudflare.com`
		A	173.245.59.250^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zod.ns.cloudflare.com`

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785535110

Same first word

51baidu.tech

51baidu.org

Similar names

daibu51.com

15baidu.com

baidu51.com

51budai.com.cn

DNS History

6 records (2 active, 4 former)

○NSdns10.hichina.com2015-08-03 → 2016-07-09 · 4 obs

● 2015-08-03 22:48:52
● 2016-07-09 11:11:28
○ 2026-04-10 21:42:30
○ 2026-07-31 22:11:54

○NSdns9.hichina.com2015-08-03 → 2016-07-09 · 4 obs

● 2015-08-03 22:48:52
● 2016-07-09 11:11:28
○ 2026-04-10 21:42:30
○ 2026-07-31 22:11:54

●NSreza.ns.cloudflare.com2026-04-10 → 2026-07-31 · 3 obs

○ 2016-07-09 11:11:28
● 2026-04-10 21:42:30
● 2026-07-31 22:11:54

●NSzod.ns.cloudflare.com2026-04-10 → 2026-07-31 · 3 obs

○ 2016-07-09 11:11:28
● 2026-04-10 21:42:30
● 2026-07-31 22:11:54

○A59.188.180.2422015-08-03 → 2015-08-03 · 3 obs

● 2015-08-03 22:48:52
○ 2015-11-25 15:18:02
○ 2026-07-31 22:11:54

○A60.208.37.1312015-11-25 → 2016-07-09 · 5 obs

○ 2015-08-03 22:48:52
● 2015-11-25 15:18:02
● 2016-07-09 11:11:28
○ 2026-04-10 21:42:30
○ 2026-07-31 22:11:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
51baidu.org	zod.ns.cloudflare.com, reza.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.250

NS records: zod.ns.cloudflare.com, reza.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51baidu.org (unsigned zone)

⏱️ Timing

Total: 298ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

51baidu.org is served by two delegated name servers, reza.ns.cloudflare.com and zod.ns.cloudflare.com.

51baidu.org shares its name server setup with other domains, including mparts.kz, 2schina.net, lesee.cc and two others.

51baidu.org partially shares its NS delegation with several other domains, including myclub.fan, talisgame.com, salaliitto.fi and two others.

Host names with 6 IP numbers:

reza.ns.cloudflare.com carries IP addresses 108.162.192.217, 172.64.32.217 and 173.245.58.217, with 3 other addresses beyond those.

zod.ns.cloudflare.com carries IP addresses 108.162.193.250, 172.64.33.250 and 173.245.59.250, with 3 other addresses beyond those.

51baidu.org - robtex.com

51baidu.org

org