`congyuanweb.com`

DNSSEC	⚠️ Not signed
A	18.160.18.80^{🇺🇸 Amazon18.160.16.0/21}
		PTR	`server-18-160-18-80.iad12.r.cloudfront.net`
A	18.160.18.105^{🇺🇸 Amazon18.160.16.0/21}
A	18.160.18.115^{🇺🇸 Amazon18.160.16.0/21}
A	18.160.18.123^{🇺🇸 Amazon18.160.16.0/21}
NS	`ns-730.awsdns-27.net` ⭐
		A	2600:9000:5302:da00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-730.awsdns-27.net`
		A	205.251.194.218^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-730.awsdns-27.net`
NS	`ns-1477.awsdns-56.org`
		A	2600:9000:5305:c500::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1477.awsdns-56.org`
		A	205.251.197.197^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1477.awsdns-56.org`
NS	`ns-1649.awsdns-14.co.uk`
		A	2600:9000:5306:7100::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1649.awsdns-14.co.uk`
		A	205.251.198.113^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1649.awsdns-14.co.uk`
NS	`ns-505.awsdns-63.com`
		A	2600:9000:5301:f900::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-505.awsdns-63.com`
		A	205.251.193.249^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-505.awsdns-63.com`
SOA	`ns-730.awsdns-27.net`awsdns-hostmaster@amazon.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=1771291435

Same first word

congyuanweb.com

DNS History

16 records (8 active, 8 former)

●NSns-1477.awsdns-56.org2026-03-18 → 2026-03-22 · 2 obs

● 2026-03-18 09:58:32
● 2026-03-22 23:27:08

●NSns-1649.awsdns-14.co.uk2026-03-18 → 2026-03-22 · 2 obs

● 2026-03-18 09:58:32
● 2026-03-22 23:27:08

●NSns-505.awsdns-63.com2026-03-18 → 2026-03-22 · 2 obs

● 2026-03-18 09:58:32
● 2026-03-22 23:27:08

●NSns-730.awsdns-27.net2026-03-18 → 2026-03-22 · 2 obs

● 2026-03-18 09:58:32
● 2026-03-22 23:27:08

○A13.226.94.292026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-21 09:14:26
● 2026-03-22 14:34:40
● 2026-03-22 16:30:34
○ 2026-03-22 21:28:14
○ 2026-03-22 23:27:08

○A13.226.94.42026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-21 09:14:26
● 2026-03-22 14:34:40
● 2026-03-22 16:30:34
○ 2026-03-22 21:28:14
○ 2026-03-22 23:27:08

○A13.226.94.472026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-21 09:14:26
● 2026-03-22 14:34:40
● 2026-03-22 16:30:34
○ 2026-03-22 21:28:14
○ 2026-03-22 23:27:08

○A13.226.94.682026-03-22 → 2026-03-22 · 5 obs

○ 2026-03-21 09:14:26
● 2026-03-22 14:34:40
● 2026-03-22 16:30:34
○ 2026-03-22 21:28:14
○ 2026-03-22 23:27:08

●A18.160.18.1052026-03-18 → 2026-03-22 · 6 obs

● 2026-03-18 09:58:32
● 2026-03-20 11:27:20
○ 2026-03-20 16:22:00
○ 2026-03-22 21:28:14
● 2026-03-22 23:27:06
● 2026-03-22 23:27:08

●A18.160.18.1152026-03-18 → 2026-03-22 · 6 obs

● 2026-03-18 09:58:32
● 2026-03-20 11:27:20
○ 2026-03-20 16:22:00
○ 2026-03-22 21:28:14
● 2026-03-22 23:27:06
● 2026-03-22 23:27:08

●A18.160.18.1232026-03-18 → 2026-03-22 · 6 obs

● 2026-03-18 09:58:32
● 2026-03-20 11:27:20
○ 2026-03-20 16:22:00
○ 2026-03-22 21:28:14
● 2026-03-22 23:27:06
● 2026-03-22 23:27:08

●A18.160.18.802026-03-18 → 2026-03-22 · 6 obs

● 2026-03-18 09:58:32
● 2026-03-20 11:27:20
○ 2026-03-20 16:22:00
○ 2026-03-22 21:28:14
● 2026-03-22 23:27:06
● 2026-03-22 23:27:08

○A99.86.91.1032026-03-20 → 2026-03-22 · 8 obs

○ 2026-03-20 11:27:20
● 2026-03-20 16:22:00
● 2026-03-21 09:14:26
○ 2026-03-22 14:34:40
○ 2026-03-22 16:30:34
● 2026-03-22 21:28:14
○ 2026-03-22 23:27:06
○ 2026-03-22 23:27:08

○A99.86.91.1152026-03-20 → 2026-03-22 · 8 obs

○ 2026-03-20 11:27:20
● 2026-03-20 16:22:00
● 2026-03-21 09:14:26
○ 2026-03-22 14:34:40
○ 2026-03-22 16:30:34
● 2026-03-22 21:28:14
○ 2026-03-22 23:27:06
○ 2026-03-22 23:27:08

○A99.86.91.122026-03-20 → 2026-03-22 · 8 obs

○ 2026-03-20 11:27:20
● 2026-03-20 16:22:00
● 2026-03-21 09:14:26
○ 2026-03-22 14:34:40
○ 2026-03-22 16:30:34
● 2026-03-22 21:28:14
○ 2026-03-22 23:27:06
○ 2026-03-22 23:27:08

○A99.86.91.262026-03-20 → 2026-03-22 · 8 obs

○ 2026-03-20 11:27:20
● 2026-03-20 16:22:00
● 2026-03-21 09:14:26
○ 2026-03-22 14:34:40
○ 2026-03-22 16:30:34
● 2026-03-22 21:28:14
○ 2026-03-22 23:27:06
○ 2026-03-22 23:27:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
congyuanweb.com	ns-730.awsdns-27.net, ns-505.awsdns-63.com, ns-1649.awsdns-14.co.uk, ns-1477.awsdns-56.org	1 record

✅ Authoritative Response

Server:205.251.197.197

NS records: ns-730.awsdns-27.net, ns-505.awsdns-63.com, ns-1649.awsdns-14.co.uk, ns-1477.awsdns-56.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for congyuanweb.com (unsigned zone)

⏱️ Timing

Total: 600ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.160.18.115, 18.160.18.123...`
NS	4	`ns-1477.awsdns-56.org, ns-1649.awsdns-14.co.uk...`
SOA	1	`ns-730.awsdns-27.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-505.awsdns-63.com)

Analysis

IP Addresses

congyuanweb.com points to four IP numbers: 18.160.18.80, 18.160.18.105, 18.160.18.115 and 18.160.18.123.

Other host names, for instance purelyeastmantritan.com, auth.jenkins.fss19-dev.fcs.gsa.gov, dev.free2move.com, firstcanvas.co.kr and techdecaf.com share IP numbers with congyuanweb.com.

Name Servers

congyuanweb.com is delegated to four name servers: ns-505.awsdns-63.com, ns-730.awsdns-27.net, ns-1477.awsdns-56.org and ns-1649.awsdns-14.co.uk.

congyuanweb.com at least partially shares name servers with other domains, for instance 247hosting.net, quiqtext.com, toomanyproblems.com, i-journals.org and qw.st.