critsys.net - dns.ninja

`critsys.net`

DNSSEC	⚠️ Not signed
NS	`ns1.name.com` ⭐
		A	2a00:edc0:107::1^{🇺🇸 NSONE2a00:edc0:107::/48}
			PTR	`ns1.name.com`
			PTR	`ns1bcp.name.com`
			PTR	`ns1bdg.name.com`
			PTR	`ns1bqx.name.com`
			PTR	`ns1cmt.name.com`
			PTR	`ns1cnb.name.com`
			PTR	`ns1cny.name.com`
			PTR	`ns1crv.name.com`
			PTR	`ns1cvw.name.com`
			PTR	`ns1cwy.name.com`
			PTR	`ns1dhl.name.com`
			PTR	`ns1dhq.name.com`
			PTR	`ns1djs.name.com`
			PTR	`ns1dns.name.com`
			PTR	`ns1dnx.name.com`
			PTR	`ns1fkl.name.com`
			PTR	`ns1gjz.name.com`
			PTR	`ns1glr.name.com`
			PTR	`ns1gmz.name.com`
			PTR	`ns1hnx.name.com`
			PTR	`ns1hwy.name.com`
			PTR	`ns1jlp.name.com`
			PTR	`ns1jsv.name.com`
			PTR	`ns1kpv.name.com`
			PTR	`ns1ksz.name.com`
			PTR	`ns1kwy.name.com`
			PTR	`ns1lmy.name.com`
			PTR	`ns1mpz.name.com`
			PTR	`ns1mtw.name.com`
			PTR	`ns1ntw.name.com`
			PTR	`ns1psw.name.com`
			PTR	`ns1qsy.name.com`
			PTR	`ns1stv.name.com`
			PTR	`ns1vwx.name.com`
			PTR	`ns1.bl.ink`
		A	163.114.216.17^{🇺🇸 NSONE163.114.216.0/24}
			PTR	`ns1.name.com`
			PTR	`ns1bcp.name.com`
			PTR	`ns1bdg.name.com`
			PTR	`ns1bqx.name.com`
			PTR	`ns1cmt.name.com`
			PTR	`ns1cnb.name.com`
			PTR	`ns1cny.name.com`
			PTR	`ns1crv.name.com`
			PTR	`ns1cvw.name.com`
			PTR	`ns1cwy.name.com`
			PTR	`ns1dhl.name.com`
			PTR	`ns1dhq.name.com`
			PTR	`ns1djs.name.com`
			PTR	`ns1dns.name.com`
			PTR	`ns1dnx.name.com`
			PTR	`ns1fkl.name.com`
			PTR	`ns1gjz.name.com`
			PTR	`ns1glr.name.com`
			PTR	`ns1gmz.name.com`
			PTR	`ns1hnx.name.com`
			PTR	`ns1hwy.name.com`
			PTR	`ns1jlp.name.com`
			PTR	`ns1jsv.name.com`
			PTR	`ns1kpv.name.com`
			PTR	`ns1ksz.name.com`
			PTR	`ns1kwy.name.com`
			PTR	`ns1lmy.name.com`
			PTR	`ns1mpz.name.com`
			PTR	`ns1mtw.name.com`
			PTR	`ns1ntw.name.com`
			PTR	`ns1psw.name.com`
			PTR	`ns1qsy.name.com`
			PTR	`ns1stv.name.com`
			PTR	`ns1vwx.name.com`
			PTR	`ns1.bl.ink`
NS	`ns1bdg.name.com`
		A	2a00:edc0:107::1^{🇺🇸 NSONE2a00:edc0:107::/48}
			PTR	`ns1.name.com`
			PTR	`ns1bcp.name.com`
			PTR	`ns1bdg.name.com`
			PTR	`ns1bqx.name.com`
			PTR	`ns1cmt.name.com`
			PTR	`ns1cnb.name.com`
			PTR	`ns1cny.name.com`
			PTR	`ns1crv.name.com`
			PTR	`ns1cvw.name.com`
			PTR	`ns1cwy.name.com`
			PTR	`ns1dhl.name.com`
			PTR	`ns1dhq.name.com`
			PTR	`ns1djs.name.com`
			PTR	`ns1dns.name.com`
			PTR	`ns1dnx.name.com`
			PTR	`ns1fkl.name.com`
			PTR	`ns1gjz.name.com`
			PTR	`ns1glr.name.com`
			PTR	`ns1gmz.name.com`
			PTR	`ns1hnx.name.com`
			PTR	`ns1hwy.name.com`
			PTR	`ns1jlp.name.com`
			PTR	`ns1jsv.name.com`
			PTR	`ns1kpv.name.com`
			PTR	`ns1ksz.name.com`
			PTR	`ns1kwy.name.com`
			PTR	`ns1lmy.name.com`
			PTR	`ns1mpz.name.com`
			PTR	`ns1mtw.name.com`
			PTR	`ns1ntw.name.com`
			PTR	`ns1psw.name.com`
			PTR	`ns1qsy.name.com`
			PTR	`ns1stv.name.com`
			PTR	`ns1vwx.name.com`
			PTR	`ns1.bl.ink`
		A	163.114.216.17^{🇺🇸 NSONE163.114.216.0/24}
			PTR	`ns1.name.com`
			PTR	`ns1bcp.name.com`
			PTR	`ns1bdg.name.com`
			PTR	`ns1bqx.name.com`
			PTR	`ns1cmt.name.com`
			PTR	`ns1cnb.name.com`
			PTR	`ns1cny.name.com`
			PTR	`ns1crv.name.com`
			PTR	`ns1cvw.name.com`
			PTR	`ns1cwy.name.com`
			PTR	`ns1dhl.name.com`
			PTR	`ns1dhq.name.com`
			PTR	`ns1djs.name.com`
			PTR	`ns1dns.name.com`
			PTR	`ns1dnx.name.com`
			PTR	`ns1fkl.name.com`
			PTR	`ns1gjz.name.com`
			PTR	`ns1glr.name.com`
			PTR	`ns1gmz.name.com`
			PTR	`ns1hnx.name.com`
			PTR	`ns1hwy.name.com`
			PTR	`ns1jlp.name.com`
			PTR	`ns1jsv.name.com`
			PTR	`ns1kpv.name.com`
			PTR	`ns1ksz.name.com`
			PTR	`ns1kwy.name.com`
			PTR	`ns1lmy.name.com`
			PTR	`ns1mpz.name.com`
			PTR	`ns1mtw.name.com`
			PTR	`ns1ntw.name.com`
			PTR	`ns1psw.name.com`
			PTR	`ns1qsy.name.com`
			PTR	`ns1stv.name.com`
			PTR	`ns1vwx.name.com`
			PTR	`ns1.bl.ink`
NS	`ns2ckr.name.com`
		A	2402:cf80:107::1^{🇸🇬 NSONE2402:cf80:107::/48 INC. 55 Broad St 19th Fl}
			PTR	`ns2.name.com`
			PTR	`ns2bkr.name.com`
			PTR	`ns2bls.name.com`
			PTR	`ns2btz.name.com`
			PTR	`ns2ckr.name.com`
			PTR	`ns2clp.name.com`
			PTR	`ns2cqs.name.com`
			PTR	`ns2cvx.name.com`
			PTR	`ns2dfg.name.com`
			PTR	`ns2dhj.name.com`
			PTR	`ns2dky.name.com`
			PTR	`ns2dqr.name.com`
			PTR	`ns2dqx.name.com`
			PTR	`ns2fgp.name.com`
			PTR	`ns2fgv.name.com`
			PTR	`ns2fhn.name.com`
			PTR	`ns2fjz.name.com`
			PTR	`ns2fkr.name.com`
			PTR	`ns2fln.name.com`
			PTR	`ns2fwz.name.com`
			PTR	`ns2glx.name.com`
			PTR	`ns2gtx.name.com`
			PTR	`ns2hjl.name.com`
			PTR	`ns2hkt.name.com`
			PTR	`ns2jqz.name.com`
			PTR	`ns2jrt.name.com`
			PTR	`ns2knz.name.com`
			PTR	`ns2kqz.name.com`
			PTR	`ns2kry.name.com`
			PTR	`ns2lns.name.com`
			PTR	`ns2nsw.name.com`
			PTR	`ns2nsy.name.com`
			PTR	`ns2qvz.name.com`
			PTR	`ns2.bl.ink`
		A	163.114.216.49^{🇺🇸 NSONE163.114.216.0/24}
			PTR	`ns3.name.com`
			PTR	`ns3bfm.name.com`
			PTR	`ns3bgq.name.com`
			PTR	`ns3cfp.name.com`
			PTR	`ns3cgw.name.com`
			PTR	`ns3cjl.name.com`
			PTR	`ns3ckl.name.com`
			PTR	`ns3cna.name.com`
			PTR	`ns3cpr.name.com`
			PTR	`ns3cqz.name.com`
			PTR	`ns3dgj.name.com`
			PTR	`ns3dgr.name.com`
			PTR	`ns3dkz.name.com`
			PTR	`ns3dty.name.com`
			PTR	`ns3fgh.name.com`
			PTR	`ns3fgq.name.com`
			PTR	`ns3fhx.name.com`
			PTR	`ns3flt.name.com`
			PTR	`ns3fqs.name.com`
			PTR	`ns3ghw.name.com`
			PTR	`ns3gmt.name.com`
			PTR	`ns3gmv.name.com`
			PTR	`ns3gnv.name.com`
			PTR	`ns3gxy.name.com`
			PTR	`ns3hjx.name.com`
			PTR	`ns3jkl.name.com`
			PTR	`ns3jmt.name.com`
			PTR	`ns3jnr.name.com`
			PTR	`ns3jwx.name.com`
			PTR	`ns3npv.name.com`
			PTR	`ns3nrz.name.com`
			PTR	`ns3qtx.name.com`
			PTR	`ns3qty.name.com`
			PTR	`ns3sxz.name.com`
			PTR	`ns3.bl.ink`
NS	`ns3gmv.name.com`
		A	2a00:edc0:107::49^{🇺🇸 NSONE2a00:edc0:107::/48}
			PTR	`ns3.name.com`
			PTR	`ns3bfm.name.com`
			PTR	`ns3bgq.name.com`
			PTR	`ns3cfp.name.com`
			PTR	`ns3cgw.name.com`
			PTR	`ns3cjl.name.com`
			PTR	`ns3ckl.name.com`
			PTR	`ns3cna.name.com`
			PTR	`ns3cpr.name.com`
			PTR	`ns3cqz.name.com`
			PTR	`ns3dgj.name.com`
			PTR	`ns3dgr.name.com`
			PTR	`ns3dkz.name.com`
			PTR	`ns3dty.name.com`
			PTR	`ns3fgh.name.com`
			PTR	`ns3fgq.name.com`
			PTR	`ns3fhx.name.com`
			PTR	`ns3flt.name.com`
			PTR	`ns3fqs.name.com`
			PTR	`ns3ghw.name.com`
			PTR	`ns3gmt.name.com`
			PTR	`ns3gmv.name.com`
			PTR	`ns3gnv.name.com`
			PTR	`ns3gxy.name.com`
			PTR	`ns3hjx.name.com`
			PTR	`ns3jkl.name.com`
			PTR	`ns3jmt.name.com`
			PTR	`ns3jnr.name.com`
			PTR	`ns3jwx.name.com`
			PTR	`ns3npv.name.com`
			PTR	`ns3nrz.name.com`
			PTR	`ns3qtx.name.com`
			PTR	`ns3qty.name.com`
			PTR	`ns3sxz.name.com`
			PTR	`ns3.bl.ink`
		A	163.114.217.17^{🇺🇸 NSONE163.114.217.0/24}
			PTR	`ns2.name.com`
			PTR	`ns2bkr.name.com`
			PTR	`ns2bls.name.com`
			PTR	`ns2btz.name.com`
			PTR	`ns2ckr.name.com`
			PTR	`ns2clp.name.com`
			PTR	`ns2cqs.name.com`
			PTR	`ns2cvx.name.com`
			PTR	`ns2dfg.name.com`
			PTR	`ns2dhj.name.com`
			PTR	`ns2dky.name.com`
			PTR	`ns2dqr.name.com`
			PTR	`ns2dqx.name.com`
			PTR	`ns2fgp.name.com`
			PTR	`ns2fgv.name.com`
			PTR	`ns2fhn.name.com`
			PTR	`ns2fjz.name.com`
			PTR	`ns2fkr.name.com`
			PTR	`ns2fln.name.com`
			PTR	`ns2fwz.name.com`
			PTR	`ns2glx.name.com`
			PTR	`ns2gtx.name.com`
			PTR	`ns2hjl.name.com`
			PTR	`ns2hkt.name.com`
			PTR	`ns2jqz.name.com`
			PTR	`ns2jrt.name.com`
			PTR	`ns2knz.name.com`
			PTR	`ns2kqz.name.com`
			PTR	`ns2kry.name.com`
			PTR	`ns2lns.name.com`
			PTR	`ns2nsw.name.com`
			PTR	`ns2nsy.name.com`
			PTR	`ns2qvz.name.com`
			PTR	`ns2.bl.ink`
NS	`ns4fqz.name.com`
		A	2402:cf80:107::49^{🇸🇬 NSONE2402:cf80:107::/48 INC. 55 Broad St 19th Fl}
			PTR	`ns4.name.com`
			PTR	`ns4bfy.name.com`
			PTR	`ns4bht.name.com`
			PTR	`ns4blx.name.com`
			PTR	`ns4bty.name.com`
			PTR	`ns4cfn.name.com`
			PTR	`ns4cgs.name.com`
			PTR	`ns4cjp.name.com`
			PTR	`ns4clq.name.com`
			PTR	`ns4cpw.name.com`
			PTR	`ns4dfh.name.com`
			PTR	`ns4dls.name.com`
			PTR	`ns4dmx.name.com`
			PTR	`ns4fmw.name.com`
			PTR	`ns4fmx.name.com`
			PTR	`ns4fpy.name.com`
			PTR	`ns4fqz.name.com`
			PTR	`ns4ghm.name.com`
			PTR	`ns4gvx.name.com`
			PTR	`ns4hmp.name.com`
			PTR	`ns4hny.name.com`
			PTR	`ns4htz.name.com`
			PTR	`ns4jnz.name.com`
			PTR	`ns4jpz.name.com`
			PTR	`ns4kmw.name.com`
			PTR	`ns4kpx.name.com`
			PTR	`ns4ksy.name.com`
			PTR	`ns4lny.name.com`
			PTR	`ns4lpv.name.com`
			PTR	`ns4lqx.name.com`
			PTR	`ns4lrt.name.com`
			PTR	`ns4qxz.name.com`
			PTR	`ns4sxy.name.com`
			PTR	`ns4.bl.ink`
		A	163.114.217.49^{🇺🇸 NSONE163.114.217.0/24}
			PTR	`ns4.name.com`
			PTR	`ns4bfy.name.com`
			PTR	`ns4bht.name.com`
			PTR	`ns4blx.name.com`
			PTR	`ns4bty.name.com`
			PTR	`ns4cfn.name.com`
			PTR	`ns4cgs.name.com`
			PTR	`ns4cjp.name.com`
			PTR	`ns4clq.name.com`
			PTR	`ns4cpw.name.com`
			PTR	`ns4dfh.name.com`
			PTR	`ns4dls.name.com`
			PTR	`ns4dmx.name.com`
			PTR	`ns4fmw.name.com`
			PTR	`ns4fmx.name.com`
			PTR	`ns4fpy.name.com`
			PTR	`ns4fqz.name.com`
			PTR	`ns4ghm.name.com`
			PTR	`ns4gvx.name.com`
			PTR	`ns4hmp.name.com`
			PTR	`ns4hny.name.com`
			PTR	`ns4htz.name.com`
			PTR	`ns4jnz.name.com`
			PTR	`ns4jpz.name.com`
			PTR	`ns4kmw.name.com`
			PTR	`ns4kpx.name.com`
			PTR	`ns4ksy.name.com`
			PTR	`ns4lny.name.com`
			PTR	`ns4lpv.name.com`
			PTR	`ns4lqx.name.com`
			PTR	`ns4lrt.name.com`
			PTR	`ns4qxz.name.com`
			PTR	`ns4sxy.name.com`
			PTR	`ns4.bl.ink`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
SOA	`ns1.name.com`hostmaster@nsone.net serial=1591969522

`net`

	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=1786322544

Same first word

critsys.com

critsys.net

critsys.com.au

Similar names

ssrcity.com

rsscity.com.cn

scritsy.com

crisyst.com

cristys.com

cyrists.org

cyrists.com

DNS History

16 records (12 active, 4 former)

●NSns1.name.com2026-03-28 → 2026-08-10 · 3 obs

○ 2017-04-07 02:35:56
● 2026-03-28 03:00:28
● 2026-08-10 01:13:54

○NSns1bdg.domainsite.com2015-07-03 → 2016-08-26 · 4 obs

● 2015-07-03 14:45:16
● 2016-08-26 00:01:12
○ 2017-04-07 02:35:56
○ 2026-08-10 01:13:54

●NSns1bdg.name.com2017-04-07 → 2026-08-10 · 3 obs

○ 2016-08-26 00:01:12
● 2017-04-07 02:35:56
● 2026-08-10 01:13:54

○NSns2ckr.domainsite.com2015-07-03 → 2016-08-26 · 4 obs

● 2015-07-03 14:45:16
● 2016-08-26 00:01:12
○ 2017-04-07 02:35:56
○ 2026-08-10 01:13:54

●NSns2ckr.name.com2017-04-07 → 2026-08-10 · 3 obs

○ 2016-08-26 00:01:12
● 2017-04-07 02:35:56
● 2026-08-10 01:13:54

○NSns3gmv.domainsite.com2015-07-03 → 2016-08-26 · 4 obs

● 2015-07-03 14:45:16
● 2016-08-26 00:01:12
○ 2017-04-07 02:35:56
○ 2026-08-10 01:13:54

●NSns3gmv.name.com2017-04-07 → 2026-08-10 · 3 obs

○ 2016-08-26 00:01:12
● 2017-04-07 02:35:56
● 2026-08-10 01:13:54

○NSns4fqz.domainsite.com2015-07-03 → 2016-08-26 · 4 obs

● 2015-07-03 14:45:16
● 2016-08-26 00:01:12
○ 2017-04-07 02:35:56
○ 2026-08-10 01:13:54

●NSns4fqz.name.com2017-04-07 → 2026-08-10 · 3 obs

○ 2016-08-26 00:01:12
● 2017-04-07 02:35:56
● 2026-08-10 01:13:54

●MXalt1.aspmx.l.google.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

●MXalt2.aspmx.l.google.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

●MXaspmx.l.google.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

●MXaspmx2.googlemail.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

●MXaspmx3.googlemail.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

●MXaspmx4.googlemail.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

●MXaspmx5.googlemail.com2015-07-03 → 2026-08-10 · 2 obs

● 2015-07-03 14:45:16
● 2026-08-10 01:13:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	h.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
critsys.net	ns1bdg.name.com, ns2ckr.name.com, ns3gmv.name.com, ns4fqz.name.com	-

✅ Authoritative Response

Server:163.114.216.17

NS records: ns1bdg.name.com, ns2ckr.name.com, ns3gmv.name.com, ns4fqz.name.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for critsys.net (unsigned zone)

⏱️ Timing

Total: 643ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1bdg.name.com, ns2ckr.name.com...`
MX	7	`alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 20)...`
SOA	1	`ns1.name.com hostmaster.nsone.net`

Analysis

Name Servers

The authoritative name servers for critsys.net are ns1.name.com, ns1bdg.name.com, ns2ckr.name.com and two others.

critsys.net shares at least some of its name servers with other domains, including erkiss.me, cnnsscloud.net, boiscaiman2025.org and two others.

These name servers are frequently seen alongside ns4fqz.name.com, ns3gmv.name.com, ns3jkl.name.com and 7 other name servers.

Hosts with two IP numbers each:

ns1.name.com resolves to two addresses: 163.114.216.17 and 2a00:edc0:107::1.

ns1bdg.name.com resolves to two addresses: 163.114.216.17 and 2a00:edc0:107::1.

ns2ckr.name.com resolves to two addresses: 163.114.216.49 and 2402:cf80:107::1.

ns3gmv.name.com resolves to two addresses: 163.114.217.17 and 2a00:edc0:107::49.

ns4fqz.name.com resolves to two addresses: 163.114.217.49 and 2402:cf80:107::49.

ns1.name.com along with ns1bdg.name.com each resolve to 2a00:edc0:107::1 IP addresses.

ns1.name.com along with ns1bdg.name.com each resolve to 163.114.216.17 IP addresses.

Mail Servers

critsys.net is handled by 7 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

critsys.net shares at least some of its mail servers with other domains — for example 4d2i.com, colegionazaret.edu.co, ns500731.ns500671.ns500671.ns500671.ns500704.ns500704.ns500671.ns500705.ns500705.ns500671.ns500291.ns500291.ns500131.lustychickser.com and two more.

It is common to find these mail servers paired with mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1b.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

aspmx5.googlemail.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com resolves to two addresses: 64.233.180.27 and 2607:f8b0:4004:c19::1b.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c14::1b IP addresses.