ysmath.com - dns.ninja

`ysmath.com`

DNSSEC	⚠️ Not signed
A	45.207.209.194^{🇭🇰 AS40169645.207.209.0/24}
NS	`n1.xundns.com` ⭐
		A	2409:8c44:1b00:601:1:1110:609:6027^{🇨🇳 CHINAMOBILE-CN2409:8c44:1b00::/48 CMI (Customer Route)}
		A	2604:86c0:5001:11::2659:466b^{🇺🇸 AS630232604:86c0:5000::/36 GTHOST-SEA}
		A	38.89.70.107^{🇺🇸 AS6302338.89.70.0/24 Route Registered for Cogent Communications Customer - GlobalTelehost Corp}
			PTR	`107-70-89-38.clients.gthost.com`
		A	42.240.163.163^{🇨🇳 CHINANET-Guangdong-GuangZhou-IDC42.240.160.0/20 Guangzhou IDC of ChinaUnicom}
		A	111.6.96.27^{🇨🇳 CHINAMOBILE-CN111.6.96.0/21 CMI (Customer Route)}
NS	`n2.xundns.com`
		A	2408:8621:0:42:e401:813:0:25^{🇨🇳 CHINA169-Backbone2408:8621::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2408:8722:1801:10:4:611:6303:181^{🇨🇳 CHINA169-Backbone2408:8722::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2604:86c0:6001:8::a9c5:8e51^{🇺🇸 AS630232604:86c0:6000::/36 GTHOST-SCL}
		A	61.163.30.181^{🇨🇳 CHINA169-Backbone61.163.0.0/16 CNC Group CHINA169 Henan Province Network}
			PTR	`hn.ly.kd.adsl`
		A	122.114.39.7^{🇨🇳 CHINA169-Backbone122.114.0.0/16 route of Chinaunicomroute of Chinaunicom}
		A	169.197.142.81^{🇺🇸 AS63023169.197.142.0/24 GlobalTeleHost}
			PTR	`81-142-197-169.clients.gthost.com`
SOA	`n1.xundns.com`nsadmin@xundns.com serial=437896

`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=1785878184

Same first word

ysmath.com

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DNS History

14 records (3 active, 11 former)

●NSn1.xundns.com2026-03-18 → 2026-08-04 · 3 obs

○ 2017-12-05 22:52:48
● 2026-03-18 19:57:54
● 2026-08-04 21:39:06

●NSn2.xundns.com2026-03-18 → 2026-08-04 · 3 obs

○ 2017-12-05 22:52:48
● 2026-03-18 19:57:54
● 2026-08-04 21:39:06

○NSns1.myhostadmin.net2015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○NSns1.namebrightdns.com2017-12-05 → 2017-12-05 · 4 obs

○ 2016-12-06 04:21:56
● 2017-12-05 22:52:48
○ 2026-03-18 19:57:54
○ 2026-08-04 21:39:06

○NSns2.myhostadmin.net2015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○NSns2.namebrightdns.com2017-12-05 → 2017-12-05 · 4 obs

○ 2016-12-06 04:21:56
● 2017-12-05 22:52:48
○ 2026-03-18 19:57:54
○ 2026-08-04 21:39:06

○NSns3.myhostadmin.net2015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○NSns4.myhostadmin.net2015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○NSns5.myhostadmin.net2015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○NSns6.myhostadmin.net2015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○A103.21.136.2452015-10-15 → 2016-12-06 · 4 obs

● 2015-10-15 23:12:42
● 2016-12-06 04:21:56
○ 2017-12-05 22:52:48
○ 2026-08-04 21:39:06

○A38.14.214.1022026-03-18 → 2026-05-16 · 5 obs

○ 2017-12-05 22:52:48
● 2026-03-18 19:57:54
● 2026-05-16 19:13:28
○ 2026-06-11 08:12:28
○ 2026-08-04 21:39:06

●A45.207.209.1942026-06-11 → 2026-08-04 · 3 obs

○ 2026-05-16 19:13:28
● 2026-06-11 08:12:28
● 2026-08-04 21:39:06

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-12-05 → 2017-12-05 · 3 obs

● 2017-12-05 22:52:48
○ 2026-03-18 19:57:54
○ 2026-08-04 21:39:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...	-
ysmath.com	n1.xundns.com, n2.xundns.com	11 records

✅ Authoritative Response

Server:122.114.39.7

NS records: n1.xundns.com, n2.xundns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ysmath.com (unsigned zone)

⏱️ Timing

Total: 643ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.207.209.194`
NS	2	`n1.xundns.com, n2.xundns.com`
SOA	1	`n1.xundns.com nsadmin.xundns.com`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (n1.xundns.com, n1.xundns.com, n1.xundns.com...)

Analysis

IP Addresses

ysmath.com resolves to one IP address: 45.207.209.194.

haojis.com, hohoon.com, whdjg.com and tianyuapp.com are examples of host names that share IP numbers with ysmath.com.

Name Servers

Two name servers handle the delegation for ysmath.com: n1.xundns.com and n2.xundns.com.

ysmath.com uses the same name servers as several other domains — among them hnjykxgh.com, 63be65076c798e63.com, be4a2c01be18086e.com and two more.

ysmath.com shares at least some of its name servers with other domains, including free-gif.com, xx333hh888.com, 8497226js.com and two others.

These name servers are frequently paired with the name servers v1s1.xundns.com and v1s2.xundns.com.

Hostnames that resolve to 6 IP addresses:

n2.xundns.com resolves to 61.163.30.181, 122.114.39.7 and 169.197.142.81 among others, with 3 other IP addresses in total.

Hostnames pointing to five IP numbers:

n1.xundns.com resolves to four IP addresses: 38.89.70.107, 42.240.163.163, 111.6.96.27 and two others.