cu-us.org - dns.ninja

cu-us.org

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:3381🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:b49c🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.129Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.180.156🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalla.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a3e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalla.ns.cloudflare.com
A2803:f800:50::6ca2:c03e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalla.ns.cloudflare.com
A2a06:98c1:50::ac40:203e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalla.ns.cloudflare.com
A108.162.192.62🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalla.ns.cloudflare.com
A172.64.32.62🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalla.ns.cloudflare.com
A173.245.58.62🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalla.ns.cloudflare.com
NStony.ns.cloudflare.com
A2606:4700:58::adf5:3bf0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
A2803:f800:50::6ca2:c1f0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtony.ns.cloudflare.com
A2a06:98c1:50::ac40:21f0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtony.ns.cloudflare.com
A108.162.193.240🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
A172.64.33.240🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
A173.245.59.240🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
MXloopback.rebel.com ⭐
A127.0.0.1
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.129, 172.67.180.156
IPv6 hints2606:4700:3032::6815:3381, 2606:4700:3034::ac43:b49c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOAalla.ns.cloudflare.comdns@cloudflare.com serial=2410886448

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1785998607

Same first word

cu-us.org

Similar names

uc-us.com
us-cu.org

DNS History

25 records (7 active, 18 former)

20162017201820192020202120222023202420252026NSalla.ns.cloudflare.comtony.ns.cloudflare.comdns.rebel.comdns1.registrar-servers.comdns2.rebel.comdns2.registrar-servers.comdns3.registrar-servers.comdns4.registrar-servers.comdns5.registrar-servers.comns1.dnsowl.comns2.dnsowl.comns3.dnsowl.comMXloopback.rebel.comA104.21.51.129172.67.180.1562606:4700:3032::6815:33812606:4700:3034::ac43:b49c188.114.96.0188.114.97.0192.64.119.1252606:4700:3030::ac43:b49c2606:4700:3037::6815:33812a06:98c1:3120::2a06:98c1:3121::54.208.21.117
●NSalla.ns.cloudflare.com2026-05-21 → 2026-08-06 · 3 obs
○ 2017-05-16 03:41:28
● 2026-05-21 12:22:26
● 2026-08-06 07:08:30
○NSdns.rebel.com2016-09-24 → 2016-09-24 · 4 obs
○ 2016-04-10 14:48:22
● 2016-09-24 07:24:32
○ 2017-05-16 03:41:28
○ 2026-08-06 07:08:30
○NSdns1.registrar-servers.com2015-06-08 → 2016-04-10 · 4 obs
● 2015-06-08 12:15:32
● 2016-04-10 14:48:22
○ 2016-09-24 07:24:32
○ 2026-08-06 07:08:30
○NSdns2.rebel.com2016-09-24 → 2016-09-24 · 4 obs
○ 2016-04-10 14:48:22
● 2016-09-24 07:24:32
○ 2017-05-16 03:41:28
○ 2026-08-06 07:08:30
○NSdns2.registrar-servers.com2015-06-08 → 2016-04-10 · 4 obs
● 2015-06-08 12:15:32
● 2016-04-10 14:48:22
○ 2016-09-24 07:24:32
○ 2026-08-06 07:08:30
○NSdns3.registrar-servers.com2015-06-08 → 2016-04-10 · 4 obs
● 2015-06-08 12:15:32
● 2016-04-10 14:48:22
○ 2016-09-24 07:24:32
○ 2026-08-06 07:08:30
○NSdns4.registrar-servers.com2015-06-08 → 2016-04-10 · 4 obs
● 2015-06-08 12:15:32
● 2016-04-10 14:48:22
○ 2016-09-24 07:24:32
○ 2026-08-06 07:08:30
○NSdns5.registrar-servers.com2015-06-08 → 2016-04-10 · 4 obs
● 2015-06-08 12:15:32
● 2016-04-10 14:48:22
○ 2016-09-24 07:24:32
○ 2026-08-06 07:08:30
○NSns1.dnsowl.com2017-05-16 → 2017-05-16 · 4 obs
○ 2016-09-24 07:24:32
● 2017-05-16 03:41:28
○ 2026-05-21 12:22:26
○ 2026-08-06 07:08:30
○NSns2.dnsowl.com2017-05-16 → 2017-05-16 · 4 obs
○ 2016-09-24 07:24:32
● 2017-05-16 03:41:28
○ 2026-05-21 12:22:26
○ 2026-08-06 07:08:30
○NSns3.dnsowl.com2017-05-16 → 2017-05-16 · 4 obs
○ 2016-09-24 07:24:32
● 2017-05-16 03:41:28
○ 2026-05-21 12:22:26
○ 2026-08-06 07:08:30
●NStony.ns.cloudflare.com2026-05-21 → 2026-08-06 · 3 obs
○ 2017-05-16 03:41:28
● 2026-05-21 12:22:26
● 2026-08-06 07:08:30
●MXloopback.rebel.com2016-09-24 → 2026-08-06 · 2 obs
● 2016-09-24 07:24:32
● 2026-08-06 07:08:30
●A104.21.51.1292026-05-21 → 2026-08-06 · 5 obs
○ 2017-05-16 03:41:28
● 2026-05-21 12:22:26
● 2026-06-14 02:19:50
○ 2026-06-21 07:58:44
● 2026-08-06 07:08:30
●A172.67.180.1562026-05-21 → 2026-08-06 · 5 obs
○ 2017-05-16 03:41:28
● 2026-05-21 12:22:26
● 2026-06-14 02:19:50
○ 2026-06-21 07:58:44
● 2026-08-06 07:08:30
○A188.114.96.02026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-14 02:19:50
● 2026-06-21 07:58:44
○ 2026-08-06 07:08:30
○A188.114.97.02026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-14 02:19:50
● 2026-06-21 07:58:44
○ 2026-08-06 07:08:30
○A192.64.119.1252015-06-08 → 2016-04-10 · 4 obs
● 2015-06-08 12:15:32
● 2016-04-10 14:48:22
○ 2016-09-24 07:24:32
○ 2026-08-06 07:08:30
○A2606:4700:3030::ac43:b49c2026-05-21 → 2026-06-14 · 5 obs
○ 2017-05-16 03:41:28
● 2026-05-21 12:22:26
● 2026-06-14 02:19:50
○ 2026-06-21 07:58:44
○ 2026-08-06 07:08:30
●A2606:4700:3032::6815:33812026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-21 07:58:44
● 2026-08-06 07:08:30
●A2606:4700:3034::ac43:b49c2026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-21 07:58:44
● 2026-08-06 07:08:30
○A2606:4700:3037::6815:33812026-05-21 → 2026-06-14 · 5 obs
○ 2017-05-16 03:41:28
● 2026-05-21 12:22:26
● 2026-06-14 02:19:50
○ 2026-06-21 07:58:44
○ 2026-08-06 07:08:30
○A2a06:98c1:3120::2026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-14 02:19:50
● 2026-06-21 07:58:44
○ 2026-08-06 07:08:30
○A2a06:98c1:3121::2026-06-21 → 2026-06-21 · 3 obs
○ 2026-06-14 02:19:50
● 2026-06-21 07:58:44
○ 2026-08-06 07:08:30
○A54.208.21.1172016-09-24 → 2017-05-16 · 5 obs
○ 2016-04-10 14:48:22
● 2016-09-24 07:24:32
● 2017-05-16 03:41:28
○ 2026-05-21 12:22:26
○ 2026-08-06 07:08:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
cu-us.orgalla.ns.cloudflare.com, tony.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.240

NS records: alla.ns.cloudflare.com, tony.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cu-us.org (unsigned zone)

⏱️ Timing

Total: 349ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.51.129, 172.67.180.156
AAAA22606:4700:3032::6815:3381, 2606:4700:3034::ac43:b49c
NS2alla.ns.cloudflare.com, tony.ns.cloudflare.com
MX1loopback.rebel.com (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1alla.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

cu-us.org points to the four IP addresses 104.21.51.129, 172.67.180.156, 2606:4700:3032::6815:3381 and 2606:4700:3034::ac43:b49c.

Among the host names that share IP numbers with cu-us.org are terra2025consulting.buzz, www.dddongsheng.com, mazen.ws and two others.

Name Servers

cu-us.org has two authoritative name servers — alla.ns.cloudflare.com and tony.ns.cloudflare.com.

cu-us.org has the same name server delegation as a number of other domains, such as nc.sa, jucky.my.id, spejderhjaelpen.dk and two more.

The name servers of cu-us.org overlap at least partially with those of other domains — among them insurancecorp.doctor, vioricacosmetic.ro, pdf3jvo.com and two more.

These name servers commonly appear in combination with the name servers samara.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

alla.ns.cloudflare.com points to 108.162.192.62, 172.64.32.62, 173.245.58.62 and 3 other IP addresses.

tony.ns.cloudflare.com points to 108.162.193.240, 172.64.33.240, 173.245.59.240 and 3 other IP addresses.

Mail Servers

cu-us.org routes its mail through a single mail server, loopback.rebel.com.

cu-us.org has the same mail server arrangement as a number of other domains, for example steamyadultstories.com, verkkokauppa.directory, basicmission.com and two more.

loopback.rebel.com points to one IP number — 127.0.0.1.