`isb52.com`

DNSSEC	⚠️ Not signed
A	47.241.0.215^{🇸🇬 Alibaba-Cloud47.241.0.0/17 Alibaba CLoud}
NS	`ns7.alidns.com` ⭐ ⚠️ Not in parent delegation
		A	2408:4009:501::3^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.47^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.57^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.207^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.217^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.47^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.57^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.117^{🇨🇳 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,}
		A	139.224.142.127^{🇨🇳 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,}
NS	`ns1.alidns.com` ⚠️ Not in zone NS records
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-45.defastlink.net`
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-55.defastlink.net`
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-205.defastlink.net`
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-215.defastlink.net`
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-45.defastlink.net`
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-55.defastlink.net`
		A	139.224.142.115^{🇨🇳 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-139-224-142-115.defastlink.net`
		A	139.224.142.125^{🇨🇳 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-139-224-142-125.defastlink.net`
NS	`ns2.alidns.com` ⚠️ Not in zone NS records
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-46.defastlink.net`
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-56.defastlink.net`
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-206.defastlink.net`
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-216.defastlink.net`
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-46.defastlink.net`
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-56.defastlink.net`
		A	139.224.142.116^{🇨🇳 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-139-224-142-116.defastlink.net`
		A	139.224.142.126^{🇨🇳 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-139-224-142-126.defastlink.net`
NS	`ns8.alidns.com` ⚠️ Not in parent delegation
		A	2408:4009:501::4^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.48^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.58^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.208^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.218^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.48^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.58^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.101^{🇨🇳 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,}
		A	139.224.142.118^{🇨🇳 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,}
MX	`mail.isb52.com` ⭐
		A	104.219.250.166^{🇺🇸 NAMCHEAP-PH104.219.250.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`nc-ph-0814-27.web-hosting.com`
TXT	`v=spf1 a mx ~all`
SOA	`ns7.alidns.com`hostmaster@hichina.com 2026-01-12 #9

`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

Subdomains

mail.isb52.com

Same first word

isb52.com

Similar names

25bis.com

52sbi.cn

DNS History

16 records (6 active, 10 former)

○NSf1g1ns1.dnspod.net2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 02:15:54
○ 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

○NSf1g1ns2.dnspod.net2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 02:15:54
○ 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

●NSns1.alidns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2018-01-06 10:13:44
● 2026-03-24 06:05:36

○NSns1.myhostadmin.net2018-01-06 → 2018-01-06 · 3 obs

○ 2016-12-19 02:15:54
● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

●NSns2.alidns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2018-01-06 10:13:44
● 2026-03-24 06:05:36

○NSns2.myhostadmin.net2018-01-06 → 2018-01-06 · 3 obs

○ 2016-12-19 02:15:54
● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

○NSns3.myhostadmin.net2018-01-06 → 2018-01-06 · 3 obs

○ 2016-12-19 02:15:54
● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

○NSns4.myhostadmin.net2018-01-06 → 2018-01-06 · 3 obs

○ 2016-12-19 02:15:54
● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

○NSns5.myhostadmin.net2018-01-06 → 2018-01-06 · 3 obs

○ 2016-12-19 02:15:54
● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

○NSns6.myhostadmin.net2018-01-06 → 2018-01-06 · 3 obs

○ 2016-12-19 02:15:54
● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

●NSns7.alidns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2018-01-06 10:13:44
● 2026-03-24 06:05:36

●NSns8.alidns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2018-01-06 10:13:44
● 2026-03-24 06:05:36

●MXmail.isb52.com2026-03-24 → 2026-03-24 · 1 obs

● 2026-03-24 06:05:36

○A205.252.220.162016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 02:15:54
○ 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

●A47.241.0.2152026-03-24 → 2026-03-24 · 2 obs

○ 2018-01-06 10:13:44
● 2026-03-24 06:05:36

○CNAME53a.cc.zt060.com2018-01-06 → 2018-01-06 · 2 obs

● 2018-01-06 10:13:44
○ 2026-03-24 06:05:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
isb52.com	ns1.alidns.com, ns2.alidns.com	18 records

✅ Authoritative Response

Server:120.76.107.45

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for isb52.com (unsigned zone)

⏱️ Timing

Total: 3659ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.241.0.215`
NS	2	`ns8.alidns.com, ns7.alidns.com`
MX	1	`mail.isb52.com (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`ns7.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns1.alidns.com, ns1.alidns.com, ns1.alidns.com...)

Analysis

Hierarchy

isb52.com is the parent of mail.isb52.com.

IP Addresses

isb52.com resolves to a single IP: 47.241.0.215.

Other host names share IP numbers with isb52.com; for instance isg24.com.

Name Servers

isb52.com is delegated to four name servers: ns1.alidns.com, ns2.alidns.com, ns7.alidns.com and ns8.alidns.com.

isb52.com shares some name servers with other domains, for example 032227d2b1014.beer, imtv.cn, phs65.com, vryat.cn and textron-china.com.

These name servers are commonly used with the name servers expirens3.hichina.com, expirens4.hichina.com, dns21.hichina.com, dns22.hichina.com, dns10.hichina.com and dns9.hichina.com.

Host names with nine IP numbers:

ns1.alidns.com points to: 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125.

ns2.alidns.com points to: 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.

ns7.alidns.com points to: 2408:4009:501::3, 39.96.153.47, 39.96.153.57, 47.118.199.207, 47.118.199.217, 120.76.107.47, 120.76.107.57, 139.224.142.117 and 139.224.142.127.

ns8.alidns.com points to: 2408:4009:501::4, 39.96.153.48, 39.96.153.58, 47.118.199.208, 47.118.199.218, 120.76.107.48, 120.76.107.58, 139.224.142.101 and 139.224.142.118.

Mail Servers

isb52.com is handled by a single mail server, mail.isb52.com.

Host name mail.isb52.com points to IP 104.219.250.166.

isb52.com - robtex.com

isb52.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`isb52.com`

`com`