WWW.RTSAK.COM - c21.hk
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c21.hk checked at 2025-10-12T20:06:25.938Z 634ms 63/63/63 100% R:16c21.hk
| NS | ns55.pointdnshere.com | ||||||
| A | 43.241.73.175🇭🇰 SCICUBE-AS | ||||||
| PTR | hkbn-spk-a609.pointdnshere.com | ||||||
| NS | ns56.pointdnshere.com | ||||||
| A | 43.241.73.178🇭🇰 SCICUBE-AS | ||||||
| PTR | tgt-tko-tca1413.pointdnshere.com | ||||||
| MX | mail.c21.hk | ||||||
| A | 43.241.73.175🇭🇰 SCICUBE-AS | ||||||
| PTR | hkbn-spk-a609.pointdnshere.com | ||||||
| A | 58.64.216.18🇭🇰 Hong Kong Enterprise Solutions Ltd | ||||||
| PTR | 058064216018.static.ctinets.com | ||||||
hk
| NS | c.hkirc.net.hk | ||||||
| NS | d.hkirc.net.hk | ||||||
| NS | m.hkirc.net.hk | ||||||
| NS | t.hkirc.net.hk | ||||||
| NS | u.hkirc.net.hk | ||||||
| NS | v.hkirc.net.hk | ||||||
| NS | x.hkirc.net.hk | ||||||
| NS | y.hkirc.net.hk | ||||||
| NS | z.hkirc.net.hk | ||||||
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AI analysis
c21.hk is parent of mail.c21.hk and www.c21.hk.
c21.hk resolves to a single IP address: 58.64.216.18.
Other host names, such as 058064216018.static.ctinets.com and www.c21.hk, share IP numbers with c21.hk.
c21.hk's delegation uses two name servers, ns55.pointdnshere.com and ns56.pointdnshere.com.
c21.hk shares the same name server setup as other domains, for example johnsonwong.com, creamberry.net, chungdo.org.hk, glg-intl.com and sukichan.com.
c21.hk at least partially shares name servers with other domains; for instance sank.in.
Host names with a single IP:
ns55.pointdnshere.com points to 43.241.73.175.
ns56.pointdnshere.com points to 43.241.73.178.
c21.hk is handled by a single mail server, mail.c21.hk.
mail.c21.hk points to a single IP: 43.241.73.175.