coura.one - robtex.com

coura.one

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:130a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b86d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.19.10Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.184.109🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrynne.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2641🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
A2803:f800:50::6ca2:c241🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrynne.ns.cloudflare.com
A2a06:98c1:50::ac40:2241🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrynne.ns.cloudflare.com
A108.162.194.65🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
A162.159.38.65Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
A172.64.34.65🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrynne.ns.cloudflare.com
NSnorman.ns.cloudflare.com
A2606:4700:58::adf5:3bd9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
A2803:f800:50::6ca2:c1d9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnorman.ns.cloudflare.com
A2a06:98c1:50::ac40:21d9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnorman.ns.cloudflare.com
A108.162.193.217🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
A172.64.33.217🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
A173.245.59.217🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnorman.ns.cloudflare.com
MXmail.coura.one ⭐
A194.233.92.140🇸🇬 CONTABO-ASIA194.233.92.0/22 Contabo Asia Private Limited 8 Robinson Road, 13-00 ASO Building
PTRmail.coura.one
TXTv=spf1 ip4:194.233.92.140 mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.19.10, 172.67.184.109
IPv6 hints2606:4700:3035::6815:130a, 2606:4700:3037::ac43:b86d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=28, name=cloudflare-ech.com
SOAbrynne.ns.cloudflare.comdns@cloudflare.com serial=2410683520

one

DNSSEC🔒 Signed (DS record present)
NSa.nic.one ⭐
NSb.nic.one
NSc.nic.one
NSx.nic.one
NSy.nic.one
NSz.nic.one
SOAa.nic.oneadmin@tldns.godaddy serial=1785676872

Subdomains

mail.coura.one

Same first word

coura.one
coura.net
coura.com.br
coura.com
coura.ru

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DNS History

10 records (7 active, 3 former)

NSbrynne.ns.cloudflare.comnorman.ns.cloudflare.comMXmail.coura.one_dc-mx.2b9d0f751f7f.coura.oneA104.21.19.10172.67.184.1092606:4700:3035::6815:130a2606:4700:3037::ac43:b86d2606:4700:3030::6815:130a2606:4700:3035::ac43:b86d
●NSbrynne.ns.cloudflare.com2026-05-16 → 2026-08-02 · 2 obs
● 2026-05-16 11:54:46
● 2026-08-02 13:37:38
●NSnorman.ns.cloudflare.com2026-05-16 → 2026-08-02 · 2 obs
● 2026-05-16 11:54:46
● 2026-08-02 13:37:38
○MX_dc-mx.2b9d0f751f7f.coura.one2026-05-16 → 2026-05-16 · 3 obs
● 2026-05-16 11:54:46
○ 2026-05-24 15:27:14
○ 2026-08-02 13:37:38
●MXmail.coura.one2026-05-24 → 2026-08-02 · 3 obs
○ 2026-05-16 11:54:46
● 2026-05-24 15:27:14
● 2026-08-02 13:37:38
●A104.21.19.102026-05-16 → 2026-08-02 · 2 obs
● 2026-05-16 11:54:46
● 2026-08-02 13:37:38
●A172.67.184.1092026-05-16 → 2026-08-02 · 2 obs
● 2026-05-16 11:54:46
● 2026-08-02 13:37:38
○A2606:4700:3030::6815:130a2026-05-16 → 2026-05-16 · 3 obs
● 2026-05-16 11:54:46
○ 2026-08-02 13:37:32
○ 2026-08-02 13:37:38
●A2606:4700:3035::6815:130a2026-08-02 → 2026-08-02 · 3 obs
○ 2026-05-16 11:54:46
● 2026-08-02 13:37:32
● 2026-08-02 13:37:38
○A2606:4700:3035::ac43:b86d2026-05-16 → 2026-05-16 · 3 obs
● 2026-05-16 11:54:46
○ 2026-08-02 13:37:32
○ 2026-08-02 13:37:38
●A2606:4700:3037::ac43:b86d2026-08-02 → 2026-08-02 · 3 obs
○ 2026-05-16 11:54:46
● 2026-08-02 13:37:32
● 2026-08-02 13:37:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
onea.nic.one, b.nic.one, c.nic.one, x.nic.one...12 records
coura.onebrynne.ns.cloudflare.com, norman.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.65

NS records: brynne.ns.cloudflare.com, norman.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coura.one (unsigned zone)

⏱️ Timing

Total: 557ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.19.10, 172.67.184.109
AAAA22606:4700:3035::6815:130a, 2606:4700:3037::ac43:b86d
NS2brynne.ns.cloudflare.com, norman.ns.cloudflare.com
MX1mail.coura.one (pri: 10)
TXT1v=spf1 ip4:194.233.92.140 mx ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brynne.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.one, a.nic.one, b.nic.one...)

Analysis

Hierarchy

The domain mail.coura.one falls under the parent coura.one.

IP Addresses

coura.one points to the four IP addresses 104.21.19.10, 172.67.184.109, 2606:4700:3035::6815:130a and 2606:4700:3037::ac43:b86d.

Among the host names that share IP numbers with coura.one are zeonslotstars.com, fluss8.nebeltal.ru, pahibabel.org and two others.

Name Servers

coura.one uses two name servers for its delegation: brynne.ns.cloudflare.com and norman.ns.cloudflare.com.

coura.one has the same name server delegation as a number of other domains, such as 10eurocasinozondercruks.cyou, plado.nl, xtls.cc and two more.

At least some of coura.one's name servers are shared with other domains, for example olgare.com, farinapizzapasta.pl, supernest247.com and two more.

It is common for these name servers to be used in conjunction with the name servers dane.ns.cloudflare.com, eloise.ns.cloudflare.com and gina.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname brynne.ns.cloudflare.com directs to 108.162.194.65, 162.159.38.65 and 172.64.34.65 along with 3 other IP addresses.

Hostname norman.ns.cloudflare.com directs to 108.162.193.217, 172.64.33.217 and 173.245.59.217 along with 3 other IP addresses.

Mail Servers

coura.one routes its mail through a single mail server, mail.coura.one.

mail.coura.one directs to just one IP number, 194.233.92.140.