`6637s.com`

DNSSEC	⚠️ Not signed
A	192.250.255.48^{🇺🇸 POWERLINE-HK192.250.240.0/20 FEDERAL ONLINE GROUP LLC}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1764910191

`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=1775090282

Same first word

6637s.com

Similar names

7366s.com

DNS History

11 records (5 active, 6 former)

○NSdns21.hichina.com2020-02-01 → 2020-02-01 · 4 obs

○ 2017-04-01 20:34:54
● 2020-02-01 16:05:34
○ 2026-03-31 15:11:48
○ 2026-04-02 00:52:12

○NSdns22.hichina.com2020-02-01 → 2020-02-01 · 4 obs

○ 2017-04-01 20:34:54
● 2020-02-01 16:05:34
○ 2026-03-31 15:11:48
○ 2026-04-02 00:52:12

○NSf1g1ns1.dnspod.net2015-07-31 → 2017-04-01 · 4 obs

● 2015-07-31 19:26:24
● 2017-04-01 20:34:54
○ 2020-02-01 16:05:34
○ 2026-04-02 00:52:12

○NSf1g1ns2.dnspod.net2015-07-31 → 2017-04-01 · 4 obs

● 2015-07-31 19:26:24
● 2017-04-01 20:34:54
○ 2020-02-01 16:05:34
○ 2026-04-02 00:52:12

●NSns1.judns.com2026-03-31 → 2026-04-02 · 3 obs

○ 2020-02-01 16:05:34
● 2026-03-31 15:11:48
● 2026-04-02 00:52:12

●NSns1.julydns.com2026-03-31 → 2026-04-02 · 3 obs

○ 2020-02-01 16:05:34
● 2026-03-31 15:11:48
● 2026-04-02 00:52:12

●NSns2.judns.com2026-03-31 → 2026-04-02 · 3 obs

○ 2020-02-01 16:05:34
● 2026-03-31 15:11:48
● 2026-04-02 00:52:12

●NSns2.julydns.com2026-03-31 → 2026-04-02 · 3 obs

○ 2020-02-01 16:05:34
● 2026-03-31 15:11:48
● 2026-04-02 00:52:12

○A119.139.145.1032016-03-29 → 2016-03-29 · 3 obs

● 2016-03-29 19:26:22
○ 2016-09-13 14:07:38
○ 2026-04-02 00:52:12

●A192.250.255.482026-03-31 → 2026-04-02 · 3 obs

○ 2016-09-13 14:07:38
● 2026-03-31 15:11:48
● 2026-04-02 00:52:12

○CNAME6637s.com.w.kunlungr.com2020-02-01 → 2020-02-01 · 3 obs

● 2020-02-01 16:05:34
○ 2026-03-31 15:11:48
○ 2026-04-02 00:52:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net...	-
6637s.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 6637s.com (unsigned zone)

⏱️ Timing

Total: 3258ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.250.255.48`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

6637s.com points to a single IP number: 192.250.255.48.

Name Servers

6637s.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

6637s.com at least partially shares name servers with other domains, for instance vrscm.com, ccera.org.cn, hnrdk.com, live-football.info and 98erp.cn.