`516u.com`

DNSSEC	⚠️ Not signed
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-42.defastlink.net`
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-52.defastlink.net`
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-202.defastlink.net`
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-212.defastlink.net`
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-42.defastlink.net`
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-52.defastlink.net`
		A	139.224.142.112^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-112.defastlink.net`
		A	139.224.142.122^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-122.defastlink.net`
NS	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-41.defastlink.net`
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-51.defastlink.net`
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-201.defastlink.net`
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-211.defastlink.net`
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-41.defastlink.net`
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-51.defastlink.net`
		A	139.224.142.111^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-111.defastlink.net`
		A	139.224.142.121^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-121.defastlink.net`
TXT	`146f3b546f732cb157f5447d1fc2399d488a1ed6`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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=1771291435

Same first word

516u.com

Similar names

165u.cn

5u61.com

615u.com

DNS History

11 records (2 active, 9 former)

○NSdns.bizcn.com2007-11-11 → 2015-08-03 · 4 obs

● 2007-11-11 04:23:32
● 2015-08-03 10:29:04
○ 2015-12-09 18:31:48
○ 2026-03-23 03:00:06

○NSdns.cnmsn.net2015-08-03 → 2015-08-03 · 4 obs

○ 2007-11-11 04:23:32
● 2015-08-03 10:29:04
○ 2016-04-06 11:01:14
○ 2026-03-23 03:00:06

●NSdns10.hichina.com2026-03-23 → 2026-03-23 · 3 obs

○ 2017-05-20 01:09:56
● 2026-03-23 03:00:04
● 2026-03-23 03:00:06

●NSdns9.hichina.com2026-03-23 → 2026-03-23 · 3 obs

○ 2017-05-20 01:09:56
● 2026-03-23 03:00:04
● 2026-03-23 03:00:06

○NSns1.51dns.com2015-12-09 → 2017-05-20 · 5 obs

○ 2015-08-03 10:29:04
● 2015-12-09 18:31:48
● 2017-05-20 01:09:56
○ 2026-03-23 03:00:04
○ 2026-03-23 03:00:06

○NSns2.51dns.com2016-04-06 → 2016-09-14 · 5 obs

○ 2015-12-09 18:31:48
● 2016-04-06 11:01:14
● 2016-09-14 07:10:06
○ 2017-05-20 01:09:56
○ 2026-03-23 03:00:06

○A115.238.105.852015-08-03 → 2015-08-03 · 4 obs

○ 2007-11-11 04:23:32
● 2015-08-03 10:29:04
○ 2015-12-09 18:31:48
○ 2026-03-23 03:00:06

○A192.157.235.1632016-04-06 → 2016-09-14 · 5 obs

○ 2015-12-09 18:31:48
● 2016-04-06 11:01:14
● 2016-09-14 07:10:06
○ 2017-05-20 01:09:56
○ 2026-03-23 03:00:06

○A198.56.213.2182015-12-09 → 2015-12-09 · 4 obs

○ 2015-08-03 10:29:04
● 2015-12-09 18:31:48
○ 2016-04-06 11:01:14
○ 2026-03-23 03:00:06

○A49.128.196.382017-05-20 → 2017-05-20 · 4 obs

○ 2016-09-14 07:10:06
● 2017-05-20 01:09:56
○ 2026-03-23 03:00:04
○ 2026-03-23 03:00:06

○A60.190.243.1032007-11-11 → 2007-11-11 · 3 obs

● 2007-11-11 04:23:32
○ 2015-08-03 10:29:04
○ 2026-03-23 03:00:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net...	-
516u.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 516u.com (unsigned zone)

⏱️ Timing

Total: 3691ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns9.hichina.com, dns10.hichina.com`
TXT	1	`146f3b546f732cb157f5447d1fc2399d488a1ed6`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

Name Servers

Two name servers dns10.hichina.com and dns9.hichina.com are delegated to 516u.com.

516u.com uses the same name server configuration as other domains, such as angel.ltd, alibanco.com, ryagl.com, xajcme.com and gzdhcfsb.com.

516u.com at least partially shares name servers with other domains, including apecchinabc.org, bjzhanghao.com and ankuju.com.

These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.

Two hosts with nine IPs each:

Host dns10.hichina.com points to 2408:4009:501::18, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

Host dns9.hichina.com points to 2408:4009:501::17, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.

516u.com - robtex.com

516u.com

com