`nb-robot.com`

DNSSEC	⚠️ Not signed
A	59.110.21.224^{🇨🇳 Alibaba-Cloud59.110.0.0/17 CT BeiJing IDC}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1766886569

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775079297

Same first word

nb-robot.com

DNS History

13 records (5 active, 8 former)

○NSdns.4cun.com2015-07-25 → 2015-12-02 · 4 obs

● 2015-07-25 08:31:24
● 2015-12-02 10:24:04
○ 2017-02-15 20:48:24
○ 2026-04-01 21:47:04

○NSns1.51dns.com2017-02-15 → 2017-02-15 · 4 obs

○ 2015-12-02 10:24:04
● 2017-02-15 20:48:24
○ 2019-04-11 06:01:34
○ 2026-04-01 21:47:04

●NSns1.judns.com2026-02-20 → 2026-04-01 · 3 obs

○ 2019-04-11 06:01:34
● 2026-02-20 10:57:12
● 2026-04-01 21:47:04

●NSns1.julydns.com2026-02-20 → 2026-04-01 · 3 obs

○ 2019-04-11 06:01:34
● 2026-02-20 10:57:12
● 2026-04-01 21:47:04

●NSns2.judns.com2026-02-20 → 2026-04-01 · 3 obs

○ 2019-04-11 06:01:34
● 2026-02-20 10:57:12
● 2026-04-01 21:47:04

●NSns2.julydns.com2026-02-20 → 2026-04-01 · 3 obs

○ 2019-04-11 06:01:34
● 2026-02-20 10:57:12
● 2026-04-01 21:47:04

○NSns71.domaincontrol.com2019-04-11 → 2019-04-11 · 4 obs

○ 2017-02-15 20:48:24
● 2019-04-11 06:01:34
○ 2026-02-20 10:57:12
○ 2026-04-01 21:47:04

○NSns72.domaincontrol.com2019-04-11 → 2019-04-11 · 4 obs

○ 2017-02-15 20:48:24
● 2019-04-11 06:01:34
○ 2026-02-20 10:57:12
○ 2026-04-01 21:47:04

○A103.212.105.262016-06-30 → 2017-02-15 · 5 obs

○ 2015-12-02 10:24:04
● 2016-06-30 09:31:24
● 2017-02-15 20:48:24
○ 2019-04-11 06:01:34
○ 2026-04-01 21:47:04

○A142.252.180.1312019-04-11 → 2019-04-11 · 4 obs

○ 2017-02-15 20:48:24
● 2019-04-11 06:01:34
○ 2026-02-20 10:57:12
○ 2026-04-01 21:47:04

○A221.231.138.202015-07-25 → 2015-12-02 · 4 obs

● 2015-07-25 08:31:24
● 2015-12-02 10:24:04
○ 2016-06-30 09:31:24
○ 2026-04-01 21:47:04

●A59.110.21.2242026-02-20 → 2026-04-01 · 3 obs

○ 2019-04-11 06:01:34
● 2026-02-20 10:57:12
● 2026-04-01 21:47:04

○A8.147.234.2422026-02-20 → 2026-04-01 · 2 obs

○ 2026-02-20 10:57:12
○ 2026-04-01 21:47:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
nb-robot.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nb-robot.com (unsigned zone)

⏱️ Timing

Total: 403ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`59.110.21.224`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

nb-robot.com points to a single IP number: 59.110.21.224.

Name Servers

nb-robot.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

nb-robot.com at least partially shares name servers with other domains, for instance zmygzbj.cn, 7yedu.cn, gzhaocun.com, huangguanlive.org.cn and 34929.cn.