`jdn77.com`

DNSSEC	⚠️ Not signed
A	203.107.45.167^{🇨🇳 Alibaba-Cloud203.107.45.0/24 Alibaba (US) Technology Co., Ltd.}
		PTR	`catl.com`
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`mx01.mail.alibaba.com` ⭐
		A	106.11.232.132^{🇨🇳 Alibaba-Cloud106.11.224.0/19 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
MX	`mx02.mail.alibaba.com` ⭐
		A	106.11.226.174^{🇨🇳 Alibaba-Cloud106.11.224.0/19 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns17.hichina.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=1776203892

Same first word

jdn77.com

DNS History

7 records (5 active, 2 former)

●NSdns17.hichina.com2015-08-13 → 2026-04-14 · 2 obs

● 2015-08-13 18:11:50
● 2026-04-14 22:13:18

●NSdns18.hichina.com2015-08-13 → 2026-04-14 · 2 obs

● 2015-08-13 18:11:50
● 2026-04-14 22:13:18

●MXmx01.mail.alibaba.com2016-07-14 → 2026-04-14 · 2 obs

● 2016-07-14 19:26:30
● 2026-04-14 22:13:18

●MXmx02.mail.alibaba.com2016-07-14 → 2026-04-14 · 2 obs

● 2016-07-14 19:26:30
● 2026-04-14 22:13:18

○A119.254.209.762020-02-27 → 2020-02-27 · 4 obs

○ 2016-12-29 21:39:54
● 2020-02-27 02:06:30
○ 2026-04-10 11:56:50
○ 2026-04-14 22:13:18

○A121.198.62.1702015-08-13 → 2016-12-29 · 4 obs

● 2015-08-13 18:11:50
● 2016-12-29 21:39:54
○ 2020-02-27 02:06:30
○ 2026-04-14 22:13:18

●A203.107.45.1672026-04-10 → 2026-04-14 · 3 obs

○ 2020-02-27 02:06:30
● 2026-04-10 11:56:50
● 2026-04-14 22:13:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net...	-
jdn77.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jdn77.com (unsigned zone)

⏱️ Timing

Total: 546ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.107.45.167`
NS	2	`dns18.hichina.com, dns17.hichina.com`
MX	2	`mx01.mail.alibaba.com (pri: 10), mx02.mail.alibaba.com (pri: 10)`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

IP Addresses

jdn77.com resolves to one IP number: 203.107.45.167.

other host names including officezy.com, gbw-china.com, juyuansoft.com, www.maxwon.cn and zyjscn.com share IP numbers with jdn77.com.

Name Servers

jdn77.com is delegated to two name servers dns17.hichina.com and dns18.hichina.com.

jdn77.com shares the same name server setup as other domains, for instance liu-mang.com, sukc.cn, canglisten.com, innomous.com and szslwt.com.

jdn77.com shares name servers with other domains at least partially, for example zuimc.com and qdsay.com.

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

Host names with nine IP numbers:

dns17.hichina.com points to: 2408:4009:501::25, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns18.hichina.com points to: 2408:4009:501::26, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

Two mail servers handle jdn77.com: mx01.mail.alibaba.com and mx02.mail.alibaba.com.

jdn77.com shares the same mail server setup as other domains, for instance roadnet.cn, mingyepackaging.com, ywtins.com, lsseal.cn and nbexcellent.com.

jdn77.com shares some mail servers with other domains, at least partially, for instance www.8el.cn, gzydxy.com, vipprogrammer.com, zsqintai.com and yacig.com.

These mail servers are commonly used alongside mxn.mxhichina.com and mxw.mxhichina.com.

Host names with one IP number:

mx01.mail.alibaba.com points to 106.11.232.132

mx02.mail.alibaba.com points to 106.11.226.174

jdn77.com - robtex.com

jdn77.com

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