`xueker.com`

DNSSEC	⚠️ Not signed
A	64.64.253.33^{🇺🇸 IT-164.64.252.0/22 AS25820}
		PTR	`64.64.253.33.16clouds.com`
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=1775674591

`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=1775986782

Same first word

xueker.com

Similar names

kerxue.com

kexuer.com

DNS History

11 records (5 active, 6 former)

○NSdns19.hichina.com2008-03-14 → 2017-03-24 · 4 obs

● 2008-03-14 13:43:52
● 2017-03-24 11:13:44
○ 2026-04-05 02:31:08
○ 2026-04-12 09:57:44

○NSdns20.hichina.com2008-03-14 → 2017-03-24 · 4 obs

● 2008-03-14 13:43:52
● 2017-03-24 11:13:44
○ 2026-04-05 02:31:08
○ 2026-04-12 09:57:44

●NSns1.judns.com2026-04-05 → 2026-04-12 · 3 obs

○ 2017-03-24 11:13:44
● 2026-04-05 02:31:08
● 2026-04-12 09:57:44

●NSns1.julydns.com2026-04-05 → 2026-04-12 · 3 obs

○ 2017-03-24 11:13:44
● 2026-04-05 02:31:08
● 2026-04-12 09:57:44

●NSns2.judns.com2026-04-05 → 2026-04-12 · 3 obs

○ 2017-03-24 11:13:44
● 2026-04-05 02:31:08
● 2026-04-12 09:57:44

●NSns2.julydns.com2026-04-05 → 2026-04-12 · 3 obs

○ 2017-03-24 11:13:44
● 2026-04-05 02:31:08
● 2026-04-12 09:57:44

○A101.200.206.1302015-12-06 → 2015-12-06 · 4 obs

○ 2015-08-09 23:37:32
● 2015-12-06 23:51:08
○ 2016-03-16 05:18:22
○ 2026-04-12 09:57:44

○A112.90.220.152015-08-09 → 2015-08-09 · 3 obs

● 2015-08-09 23:37:32
○ 2026-04-05 02:31:08
○ 2026-04-12 09:57:44

○A123.57.24.12016-03-16 → 2017-03-24 · 5 obs

○ 2015-12-06 23:51:08
● 2016-03-16 05:18:22
● 2017-03-24 11:13:44
○ 2026-04-05 02:31:08
○ 2026-04-12 09:57:44

●A64.64.253.332026-04-05 → 2026-04-12 · 3 obs

○ 2017-03-24 11:13:44
● 2026-04-05 02:31:08
● 2026-04-12 09:57:44

○CNAME399.fangyu06.com2015-08-09 → 2015-08-09 · 4 obs

○ 2008-03-14 13:43:52
● 2015-08-09 23:37:32
○ 2015-12-06 23:51:08
○ 2026-04-12 09:57:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
xueker.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server:47.97.51.45

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for xueker.com (unsigned zone)

⏱️ Timing

Total: 531ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.64.253.33`
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

xueker.com points to IP number 64.64.253.33.

For instance, other host names www.uo83.com, xv29.com, um95.com, hzxsoa.com and ix04.com share IP numbers with xueker.com.

Name Servers

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

xueker.com shares name servers with other domains at least partially, for example gxnnshkj.com, zhlxs.cn, 6041818.com, jnhzhh.cn and jwxrj.com.