`dongcheng.com`

DNSSEC	⚠️ Not signed
A	139.9.177.223^{🇨🇳 HWCSNET139.9.176.0/20 Huawei Clouds Guangzhou Region}
		PTR	`ecs-139-9-177-223.compute.hwclouds-dns.com`
NS	`ns1.huaweicloud-dns.org` ⭐
		A	2407:c080:20:ffff:ffff:fffe:0:1^{🇨🇳 HWCSNET2407:c080::/37 HUAWEI CLOUD}
		A	159.138.17.187^{🇭🇰 HWCSNET159.138.16.0/22 Huawei-HK-CLOUDS}
		A	159.138.112.111^{🇨🇱 HWCSNET159.138.112.0/21 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
		A	159.138.160.107^{🇿🇦 HWCSNET159.138.160.0/20 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
		A	159.138.208.3^{🇧🇷 HWCSNET159.138.208.0/21 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
		A	190.92.196.2^{🇸🇬 HWCSNET190.92.192.0/19 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
NS	`ns1.huaweicloud-dns.cn`
		A	2407:c080:20:ffff:ffff:fffe:0:1^{🇨🇳 HWCSNET2407:c080::/37 HUAWEI CLOUD}
		A	113.45.105.30^{🇨🇳 HWCSNET113.45.104.0/21 HUAWEI INTERNATIONAL PTE. LTD.}
		A	114.115.192.11^{🇨🇳 CHINA169-BJ114.115.192.0/19 Huawei Clouds Beijing Region}
		A	116.205.5.32^{🇨🇳 HWCSNET116.205.5.0/24}
		A	116.205.223.129^{🇨🇳 HWCSNET116.205.223.0/24}
		A	122.112.208.254^{🇨🇳 HWCSNET122.112.208.0/20 Huawei Technologies Co., Ltd}
		A	139.9.224.17^{🇨🇳 CHINATELECOM-Ctcloud139.9.224.0/20 guizhou}
NS	`ns1.huaweicloud-dns.com`
		A	2407:c080:20:ffff:ffff:fffe:0:1^{🇨🇳 HWCSNET2407:c080::/37 HUAWEI CLOUD}
		A	114.115.192.11^{🇨🇳 CHINA169-BJ114.115.192.0/19 Huawei Clouds Beijing Region}
		A	116.205.5.31^{🇨🇳 HWCSNET116.205.5.0/24}
			PTR	`ecs-116-205-5-31.compute.hwclouds-dns.com`
		A	116.205.223.128^{🇨🇳 HWCSNET116.205.223.0/24}
			PTR	`ecs-116-205-223-128.compute.hwclouds-dns.com`
		A	122.112.208.253^{🇨🇳 HWCSNET122.112.208.0/20 Huawei Technologies Co., Ltd}
		A	139.9.224.17^{🇨🇳 CHINATELECOM-Ctcloud139.9.224.0/20 guizhou}
NS	`ns1.huaweicloud-dns.net`
		A	2407:c080:20:ffff:ffff:fffe:0:1^{🇨🇳 HWCSNET2407:c080::/37 HUAWEI CLOUD}
		A	159.138.17.112^{🇭🇰 HWCSNET159.138.16.0/22 Huawei-HK-CLOUDS}
			PTR	`ecs-159-138-17-112.compute.hwclouds-dns.com`
		A	159.138.112.111^{🇨🇱 HWCSNET159.138.112.0/21 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
		A	159.138.160.107^{🇿🇦 HWCSNET159.138.160.0/20 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
		A	159.138.208.3^{🇧🇷 HWCSNET159.138.208.0/21 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
		A	190.92.196.2^{🇸🇬 HWCSNET190.92.192.0/19 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04}
MX	`smtp.dongcheng.com` ⭐
		A	58.221.180.195^{🇨🇳 CHINANET-BACKBONE58.208.0.0/12 Mega-II IDC}
			PTR	`china-dongcheng.com`
TXT	`MS=ms42145462`
SOA	`ns1.huaweicloud-dns.org`hwclouds\@cs.huawei.com serial=1

`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=1784229857

Subdomains

mail.dongcheng.com

smtp.dongcheng.com

Same first word

dongcheng.com.tw

dongcheng.com.mx

dongcheng.com.br

dongcheng.com

Similar names

dengchong.com

chengdong.com

DNS History

19 records (6 active, 13 former)

○NSdns1.iidns.com2015-06-13 → 2017-01-18 · 4 obs

● 2015-06-13 05:38:28
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○NSdns2.iidns.com2015-06-13 → 2017-01-18 · 4 obs

● 2015-06-13 05:38:28
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○NSdns3.iidns.com2015-06-13 → 2017-01-18 · 4 obs

● 2015-06-13 05:38:28
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○NSdns4.iidns.com2015-06-13 → 2017-01-18 · 4 obs

● 2015-06-13 05:38:28
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○NSdns5.iidns.com2015-06-13 → 2017-01-18 · 4 obs

● 2015-06-13 05:38:28
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○NSdns6.iidns.com2015-06-13 → 2017-01-18 · 4 obs

● 2015-06-13 05:38:28
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

●NSns1.huaweicloud-dns.cn2026-03-11 → 2026-07-16 · 3 obs

○ 2017-01-18 14:29:36
● 2026-03-11 10:42:54
● 2026-07-16 19:52:00

●NSns1.huaweicloud-dns.com2026-03-11 → 2026-07-16 · 3 obs

○ 2017-01-18 14:29:36
● 2026-03-11 10:42:54
● 2026-07-16 19:52:00

●NSns1.huaweicloud-dns.net2026-03-11 → 2026-07-16 · 3 obs

○ 2017-01-18 14:29:36
● 2026-03-11 10:42:54
● 2026-07-16 19:52:00

●NSns1.huaweicloud-dns.org2026-03-11 → 2026-07-16 · 3 obs

○ 2017-01-18 14:29:36
● 2026-03-11 10:42:54
● 2026-07-16 19:52:00

●MXsmtp.dongcheng.com2026-03-11 → 2026-07-16 · 2 obs

● 2026-03-11 10:42:54
● 2026-07-16 19:52:00

○A118.193.210.172017-01-18 → 2017-01-18 · 4 obs

○ 2016-04-07 07:01:52
● 2017-01-18 14:29:36
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

●A139.9.177.2232026-03-11 → 2026-07-16 · 3 obs

○ 2017-01-18 14:29:36
● 2026-03-11 10:42:54
● 2026-07-16 19:52:00

○A198.148.92.532015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 05:38:28
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○A198.148.92.562015-06-13 → 2016-04-07 · 4 obs

● 2015-06-13 05:38:28
● 2016-04-07 07:01:52
○ 2017-01-18 14:29:36
○ 2026-07-16 19:52:00

○A198.148.92.572016-04-07 → 2016-04-07 · 4 obs

○ 2015-06-13 05:38:28
● 2016-04-07 07:01:52
○ 2017-01-18 14:29:36
○ 2026-07-16 19:52:00

○A198.148.92.582015-06-13 → 2016-04-07 · 4 obs

● 2015-06-13 05:38:28
● 2016-04-07 07:01:52
○ 2017-01-18 14:29:36
○ 2026-07-16 19:52:00

○A198.148.92.622015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 05:38:28
○ 2026-03-11 10:42:54
○ 2026-07-16 19:52:00

○CNAMEfw.ename.net2015-06-13 → 2016-04-07 · 6 obs

● 2015-06-13 05:38:28
● 2015-10-26 15:08:40
○ 2015-12-31 04:49:00
● 2016-04-07 07:01:52
○ 2017-01-18 14:29:36
○ 2026-07-16 19:52:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
dongcheng.com	ns1.huaweicloud-dns.net, ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.org, ns1.huaweicloud-dns.cn	5 records

✅ Authoritative Response

Server:139.9.224.17

NS records: ns1.huaweicloud-dns.net, ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.org, ns1.huaweicloud-dns.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dongcheng.com (unsigned zone)

⏱️ Timing

Total: 3704ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.9.177.223`
NS	4	`ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.net...`
MX	1	`smtp.dongcheng.com (pri: 10)`
TXT	1	`v=spf1 ip4:58.221.180.195 mx -all`
SOA	1	`ns1.huaweicloud-dns.org hwclouds\.cs.hua`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.com...)

Analysis

Hierarchy

mail.dongcheng.com and smtp.dongcheng.com are both subdomains of dongcheng.com.

IP Addresses

dongcheng.com resolves to one IP address: 139.9.177.223.

Among the host names that share IP numbers with dongcheng.com is ecs-139-9-177-223.compute.hwclouds-dns.com, as one example.

Name Servers

The authoritative name servers for dongcheng.com are ns1.huaweicloud-dns.cn, ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.net and ns1.huaweicloud-dns.org.

dongcheng.com has at least partial name server overlap with other domains, such as sdgtfsg.cn, bsyess.top, atmbec.com and two others.

These name servers tend to appear together with the name servers ns5.huaweicloud-dns.cn, ns5.huaweicloud-dns.com and ns1.hwclouds-dns.com.

Hostnames that resolve to 7 IP addresses:

ns1.huaweicloud-dns.cn maps to 113.45.105.30, 114.115.192.11, 116.205.5.32 and 4 additional IP addresses.

Hostnames that resolve to 6 IP addresses:

ns1.huaweicloud-dns.com maps to 114.115.192.11, 116.205.5.31, 116.205.223.128 and 3 additional IP addresses.

ns1.huaweicloud-dns.net maps to 159.138.17.112, 159.138.112.111, 159.138.160.107 and 3 additional IP addresses.

ns1.huaweicloud-dns.org maps to 159.138.17.187, 159.138.112.111, 159.138.160.107 and 3 additional IP addresses.

ns1.huaweicloud-dns.cn, ns1.huaweicloud-dns.com, ns1.huaweicloud-dns.net and ns1.huaweicloud-dns.org are host names that each resolve to 2407:c080:20:ffff:ffff:fffe:0:1.

ns1.huaweicloud-dns.cn and ns1.huaweicloud-dns.com each have 114.115.192.11 IP addresses.

ns1.huaweicloud-dns.cn and ns1.huaweicloud-dns.com each have 139.9.224.17 IP addresses.

ns1.huaweicloud-dns.net and ns1.huaweicloud-dns.org each have 159.138.112.111 IP addresses.

ns1.huaweicloud-dns.net and ns1.huaweicloud-dns.org each have 159.138.160.107 IP addresses.

ns1.huaweicloud-dns.net and ns1.huaweicloud-dns.org each have 159.138.208.3 IP addresses.

ns1.huaweicloud-dns.net and ns1.huaweicloud-dns.org each have 190.92.196.2 IP addresses.

Mail Servers

Mail for dongcheng.com is handled by a single mail server, smtp.dongcheng.com.

smtp.dongcheng.com resolves to 58.221.180.195 and no other IP number.

dongcheng.com - robtex.com

dongcheng.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

`dongcheng.com`

`com`