`icr-us.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:58b5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:97c1^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.181^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.151.193^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hal.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bae^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ae^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ae^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hal.ns.cloudflare.com`
		A	108.162.193.174^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hal.ns.cloudflare.com`
		A	172.64.33.174^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hal.ns.cloudflare.com`
		A	173.245.59.174^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hal.ns.cloudflare.com`
NS	`perla.ns.cloudflare.com`
		A	2606:4700:50::a29f:26cb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`perla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`perla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`perla.ns.cloudflare.com`
		A	108.162.194.203^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`perla.ns.cloudflare.com`
		A	162.159.38.203^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`perla.ns.cloudflare.com`
		A	172.64.34.203^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`perla.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽²⁵⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁷¹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`b6586113d847135a6cc143a95776f096`
TXT	`google-site-verification=008XF4FVi7IsIncdmHLavsCk7V8zL1ovmQ_6nYnlLaM`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.88.181, 172.67.151.193
		IPv6 hints	2606:4700:3033::6815:58b5, 2606:4700:3033::ac43:97c1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=148, name=cloudflare-ech.com
SOA	`hal.ns.cloudflare.com`dns@cloudflare.com serial=2403382404

`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=1778579471

PTR for

177.21.142.68.in-addr.arpa

Previously MX for

icr-us.com

Same first word

icr-us.com

Similar names

ics-ru.com

cur-is.com

sci-ru.org

uris-c.com.ua

cri-us.com

i-curs.ru

irc-us.com

rc-sui.com

us-irc.org

iuc-rs.co.jp

c-rius.be

DNS History

14 records (9 active, 5 former)

●NShal.ns.cloudflare.com2026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

○NSns.inmotionhosting.com2026-03-10 → 2026-04-05 · 4 obs

● 2026-03-10 02:55:42
● 2026-04-05 20:41:28
○ 2026-04-30 05:31:16
○ 2026-05-12 09:58:16

○NSns1.inmotionhosting.com2026-03-10 → 2026-04-05 · 4 obs

● 2026-03-10 02:55:42
● 2026-04-05 20:41:28
○ 2026-04-30 05:31:16
○ 2026-05-12 09:58:16

○NSns2.inmotionhosting.com2026-03-10 → 2026-04-05 · 4 obs

● 2026-03-10 02:55:42
● 2026-04-05 20:41:28
○ 2026-04-30 05:31:16
○ 2026-05-12 09:58:16

●NSperla.ns.cloudflare.com2026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

○MXicr-us.com2026-03-10 → 2026-04-05 · 4 obs

● 2026-03-10 02:55:42
● 2026-04-05 20:41:28
○ 2026-04-30 05:31:16
○ 2026-05-12 09:58:16

●MXroute1.mx.cloudflare.net2026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

●MXroute2.mx.cloudflare.net2026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

●MXroute3.mx.cloudflare.net2026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

●A104.21.88.1812026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

○A144.208.77.682026-03-10 → 2026-04-05 · 4 obs

● 2026-03-10 02:55:42
● 2026-04-05 20:41:28
○ 2026-04-30 05:31:16
○ 2026-05-12 09:58:16

●A172.67.151.1932026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

●A2606:4700:3033::6815:58b52026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

●A2606:4700:3033::ac43:97c12026-04-30 → 2026-05-12 · 3 obs

○ 2026-04-05 20:41:28
● 2026-04-30 05:31:16
● 2026-05-12 09:58:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net...	-
icr-us.com	hal.ns.cloudflare.com, perla.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.174

NS records: hal.ns.cloudflare.com, perla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for icr-us.com (unsigned zone)

⏱️ Timing

Total: 266ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.88.181, 172.67.151.193`
AAAA	2	`2606:4700:3033::6815:58b5, 2606:4700:3033::ac43:97c1`
NS	2	`hal.ns.cloudflare.com, perla.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 25), route3.mx.cloudflare.net (pri: 5)...`
TXT	3	`b6586113d847135a6cc143a95776f096, google-site-verification=008XF4FVi7IsInc...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hal.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (hal.ns.cloudflare.com, hal.ns.cloudflare.com, hal.ns.cloudflare.com...)

Analysis

IP Addresses

icr-us.com maps to four IP numbers: 2606:4700:3033::6815:58b5, 2606:4700:3033::ac43:97c1, 104.21.88.181 and 172.67.151.193.

Other host names, for instance zurreck.com, schroniskoazyl.eu, oriveda.com, hy88883.com and gemmarytech.click share IP numbers with icr-us.com.

Name Servers

Two name servers hal.ns.cloudflare.com and perla.ns.cloudflare.com handle delegation for icr-us.com.

icr-us.com uses the same name server setup as other domains, for example xhmama.com, kaxy.top, einnc.com, neogame.id and runner.network.

icr-us.com partially shares name servers with other domains; examples include dealer.com.vn, db.srv.br, furniture.guide, ionhongkong7.dev and sunrisegurukul.com.

These name servers are commonly used with margot.ns.cloudflare.com, cory.ns.cloudflare.com and hasslo.ns.cloudflare.com.

Host names with six IP numbers: hal.ns.cloudflare.com points to: 2606:4700:58::adf5:3bae, 2803:f800:50::6ca2:c1ae, 2a06:98c1:50::ac40:21ae, 108.162.193.174, 172.64.33.174 and 173.245.59.174; perla.ns.cloudflare.com points to: 2606:4700:50::a29f:26cb, 2803:f800:50::6ca2:c2cb, 2a06:98c1:50::ac40:22cb, 108.162.194.203, 162.159.38.203 and 172.64.34.203.

Mail Servers

icr-us.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

icr-us.com shares some mail servers with other domains, at least partially, such as areagamers.com, jt.su, 5188day.com, burno.net and jasnell.me.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

icr-us.com - robtex.com

icr-us.com

com

PTR for

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`icr-us.com`

`com`