`costsf.com`

DNSSEC	⚠️ Not signed
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	111.6.96.27^{🇨🇳 CHINAMOBILE-CN111.6.96.0/21 CMI (Customer Route)}
		A	119.91.0.164^{🇨🇳 TENCENT-NET-AP119.91.0.0/18 CTJS-NJJS-IDC-tencent}
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=1776132117

Same first word

costsf.com

Similar names

cssoft.it

sfcost.com

cssoft.info

cssoft.at

cssoft.org

cssoft.jp

csstfo.com

cssoft.com.cn

softcs.ru

cssoft.com.br

softsc.com.cn

cssoft.co.kr

cssoft.eu

cssoft.cz

fcosts.com

scsoft.de

cssoft.com

cssoft.cn

csofts.com

cssoft.de

ctfsso.com

cssoft.pl

scsoft.net

tcfoss.com

cssoft.co

softcs.com

scsoft.org

fscost.com

scsoft.ru

scsoft.in

scsoft.com

ftssco.com

cssoft.net

softcs.cn

DNS History

2 records (2 active, 0 former)

●NSn1.xundns.com2026-03-29 → 2026-04-14 · 2 obs

● 2026-03-29 05:24:42
● 2026-04-14 02:06:08

●NSn2.xundns.com2026-03-29 → 2026-04-14 · 2 obs

● 2026-03-29 05:24:42
● 2026-04-14 02:06:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
costsf.com	n1.xundns.com, n2.xundns.com	11 records

✅ Authoritative Response

Server:111.6.96.27

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for costsf.com (unsigned zone)

⏱️ Timing

Total: 574ms | Queries: -

📄 Records

Type	Count	Sample Data
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

Name Servers

costsf.com is delegated to two name servers n1.xundns.com and n2.xundns.com.

costsf.com shares the same name server setup as other domains, for instance d666f7c912f4b3d8.com, 0b80dbf4f0a1a187.com, 28768l.com, 3655580.com and entai0769.com.

costsf.com at least partially shares name servers with other domains, for instance hisoftware.co, visitorcounters.org, jdwx666.com, 849bh6.com and iunlox.com.

These name servers are commonly used alongside v1s1.xundns.com and v1s2.xundns.com.

Host names with six IP numbers: n2.xundns.com points to 2408:8621:0:42:e401:813:0:25, 2408:8722:1801:10:4:611:6303:181, 2604:86c0:6001:8::a9c5:8e51, 61.163.30.181, 122.114.39.7 and 169.197.142.81.

Host names with five IP numbers: n1.xundns.com points to 2409:8c44:1b00:601:1:1110:609:6027, 2604:86c0:5001:11::2659:466b, 38.89.70.107, 111.6.96.27 and 119.91.0.164.

costsf.com - robtex.com

costsf.com

com