DNSWHOIS.INFO - readfirst.us

Search for IP or hostnames:

readfirst.us checked at 2025-10-07T04:25:49.320Z 405ms 102/102/102 100% R:12

`readfirst.us`

NS	`ns1125.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:517d:100 ^{🇩🇪 IONOS SE}
			PTR	`ns1125.ui-dns.biz`
		A	217.160.81.125^{🇩🇪 IONOS SE}
			PTR	`ns1125.ui-dns.biz`
MX	`mx00.ionos.com`
		A	74.208.5.3^{🇺🇸 IONOS SE}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com`
		A	74.208.5.21^{🇺🇸 IONOS SE}
			PTR	`mx01.perfora.net`
NS	`ns1099.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5263:100 ^{🇩🇪 IONOS SE}
			PTR	`ns1099.ui-dns.com`
		A	217.160.82.99^{🇩🇪 IONOS SE}
			PTR	`ns1099.ui-dns.com`
NS	`ns1094.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:94 ^{🇺🇸 IONOS-Anycast}
			PTR	`ns1094.ui-dns.de`
		A	217.160.80.94^{🇩🇪 IONOS SE}
			PTR	`ns1094.ui-dns.de`
NS	`ns1020.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5314:100 ^{🇩🇪 IONOS SE}
			PTR	`ns1020.ui-dns.org`
		A	217.160.83.20^{🇩🇪 IONOS SE}
			PTR	`ns1020.ui-dns.org`
A	2607:f1c0:100f:f000::200 ^{🇺🇸 IONOS SE}
		PTR	`2607-f1c0-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	74.208.236.8^{🇺🇸 IONOS SE}
		PTR	`74-208-236-8.elastic-ssl.ui-r.com`

`us`

	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`

Starts with same word

readfirst.com

readfirst.us

readfirst.cn

readfirst.org

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AI analysis

Two IP numbers are pointed to by readfirst.us: 2607:f1c0:100f:f000::200 and 74.208.236.8.

other host names include janstoop.com, lolindir-primaria.org, animaplates.ca, www.mywirelesstech.net and maweddingphotographer.com; they share IP numbers with readfirst.us.

readfirst.us delegates to four name servers: ns1125.ui-dns.biz, ns1099.ui-dns.com, ns1094.ui-dns.de and ns1020.ui-dns.org.

readfirst.us at least partially shares name servers with other domains, for instance vmfev.org, fccb.de, susanne-reinker.de, asatec.com.mx and gastro-partner.net.

these name servers are commonly used with ns1094.ui-dns.org, ns1094.ui-dns.biz, ns1094.ui-dns.com, ns1125.ui-dns.com, ns1125.ui-dns.org, ns1125.ui-dns.de, ns1099.ui-dns.de, ns1020.ui-dns.biz, ns1099.ui-dns.biz and ns1099.ui-dns.org.

Host names with two IP numbers: ns1125.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:517d:100 and 217.160.81.125; ns1099.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5263:100 and 217.160.82.99; ns1094.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:94 and 217.160.80.94; ns1020.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5314:100 and 217.160.83.20.

readfirst.us is handled by two mail servers: mx00.ionos.com and mx01.ionos.com.

readfirst.us uses the same mail server setup as other domains, for instance welovehalal.com, hasmanis.net, bmoon.com, riplasma.com and petekobak.com.

Host names with one IP:

mx00.ionos.com points to: 74.208.5.3

mx01.ionos.com points to: 74.208.5.21

dbq