mail.kopens.com - dns.ninja

`mail.kopens.com`

CNAME	`mail-kopens-com.brand.brevosend.com`
DNSSEC	⚠️ Not signed
A	94.143.16.132^{🇫🇷 SENDINBLUE-ASN94.143.16.0/21}
NS	`ns1.sendinblue.com` ⭐ ⚠️ Not in parent delegation
		A	162.159.24.194^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.sendinblue.com` ⚠️ Not in parent delegation
		A	162.159.25.159^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`return-path.mx.brevosend.com` ⭐
		A	2606:4700:3030::ac43:b962^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2606:4700:3036::6815:541e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	104.21.84.30^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.67.185.98^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`v=spf1 include:spf.brevo.com -all`
SOA	`ns1.sendinblue.com`hostmaster@sendinblue.com 2026-07-22 #1

`kopens.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:cbe3^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:4d1d^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.77.29^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.227^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`guss.ns.cloudflare.com` ⭐
NS	`lucy.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁶⁾
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
MX	`alt4.aspmx.l.google.com`⁽¹¹⁾
TXT	`MS=D0A5238B3E11217D67482273C733C376CEEDBDC4`
TXT	`MS=ms83318789`
TXT	`brevo-code:7778590d698e83e2fc7e94ae4b683705`
TXT	`v=spf1 include:_spf.google.com include:_spf.maileroo.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.77.29, 172.67.203.227
		IPv6 hints	2606:4700:3035::ac43:cbe3, 2606:4700:3036::6815:4d1d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=93, name=cloudflare-ech.com
SOA	`guss.ns.cloudflare.com`dns@cloudflare.com serial=2410205872

Previously MX for

mail.kopens.com

kopens.com

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DNS History

18 records (1 active, 17 former)

○MXmail.kopens.com2015-07-10 → 2015-07-10 · 3 obs

● 2015-07-10 05:16:38
○ 2015-11-15 18:16:04
○ 2026-07-27 05:55:44

○A104.21.77.292026-04-27 → 2026-06-15 · 7 obs

○ 2016-04-27 04:28:48
● 2026-04-27 13:52:10
● 2026-04-30 11:19:00
○ 2026-06-11 18:31:22
● 2026-06-15 19:50:36
○ 2026-07-10 10:17:34
○ 2026-07-27 05:55:44

○A172.67.203.2272026-04-27 → 2026-06-15 · 7 obs

○ 2016-04-27 04:28:48
● 2026-04-27 13:52:10
● 2026-04-30 11:19:00
○ 2026-06-11 18:31:22
● 2026-06-15 19:50:36
○ 2026-07-10 10:17:34
○ 2026-07-27 05:55:44

○A173.194.67.1212015-11-15 → 2015-11-15 · 4 obs

○ 2015-07-10 05:16:38
● 2015-11-15 18:16:04
○ 2016-02-09 17:16:12
○ 2026-07-27 05:55:44

○A188.114.96.02026-06-11 → 2026-07-10 · 6 obs

○ 2026-04-30 11:19:00
● 2026-06-11 18:31:22
○ 2026-06-15 19:50:36
● 2026-07-10 10:17:34
○ 2026-07-27 05:55:42
○ 2026-07-27 05:55:44

○A188.114.97.02026-06-11 → 2026-07-10 · 6 obs

○ 2026-04-30 11:19:00
● 2026-06-11 18:31:22
○ 2026-06-15 19:50:36
● 2026-07-10 10:17:34
○ 2026-07-27 05:55:42
○ 2026-07-27 05:55:44

○A210.122.0.1212015-07-10 → 2015-07-10 · 3 obs

● 2015-07-10 05:16:38
○ 2015-11-15 18:16:04
○ 2026-07-27 05:55:44

○A2606:4700:3036::6815:4d1d2026-04-27 → 2026-06-15 · 7 obs

○ 2016-04-27 04:28:48
● 2026-04-27 13:52:10
● 2026-04-30 11:19:00
○ 2026-06-11 18:31:22
● 2026-06-15 19:50:36
○ 2026-07-10 10:17:34
○ 2026-07-27 05:55:44

○A2606:4700:3036::ac43:cbe32026-04-27 → 2026-06-15 · 7 obs

○ 2016-04-27 04:28:48
● 2026-04-27 13:52:10
● 2026-04-30 11:19:00
○ 2026-06-11 18:31:22
● 2026-06-15 19:50:36
○ 2026-07-10 10:17:34
○ 2026-07-27 05:55:44

○A2a00:1450:400c:c04::792016-04-27 → 2016-04-27 · 4 obs

○ 2016-02-09 17:16:12
● 2016-04-27 04:28:48
○ 2026-04-27 13:52:10
○ 2026-07-27 05:55:44

○A2a00:1450:400c:c05::792015-11-15 → 2015-11-15 · 4 obs

○ 2015-07-10 05:16:38
● 2015-11-15 18:16:04
○ 2016-02-09 17:16:12
○ 2026-07-27 05:55:44

○A2a00:1450:400c:c07::792016-02-09 → 2016-02-09 · 4 obs

○ 2015-11-15 18:16:04
● 2016-02-09 17:16:12
○ 2016-04-27 04:28:48
○ 2026-07-27 05:55:44

○A2a06:98c1:3120::2026-06-11 → 2026-07-10 · 6 obs

○ 2026-04-30 11:19:00
● 2026-06-11 18:31:22
○ 2026-06-15 19:50:36
● 2026-07-10 10:17:34
○ 2026-07-27 05:55:42
○ 2026-07-27 05:55:44

○A2a06:98c1:3121::2026-06-11 → 2026-07-10 · 6 obs

○ 2026-04-30 11:19:00
● 2026-06-11 18:31:22
○ 2026-06-15 19:50:36
● 2026-07-10 10:17:34
○ 2026-07-27 05:55:42
○ 2026-07-27 05:55:44

○A74.125.133.1212016-02-09 → 2016-02-09 · 4 obs

○ 2015-11-15 18:16:04
● 2016-02-09 17:16:12
○ 2016-04-27 04:28:48
○ 2026-07-27 05:55:44

○A74.125.206.1212016-04-27 → 2016-04-27 · 4 obs

○ 2016-02-09 17:16:12
● 2016-04-27 04:28:48
○ 2026-04-27 13:52:10
○ 2026-07-27 05:55:44

○CNAMEghs.googlehosted.com2015-11-15 → 2016-04-27 · 4 obs

● 2015-11-15 18:16:04
● 2016-04-27 04:28:48
○ 2026-04-27 13:52:10
○ 2026-07-27 05:55:44

●CNAMEmail-kopens-com.brand.brevosend.com2026-07-27 → 2026-07-27 · 3 obs

○ 2026-04-27 13:52:10
● 2026-07-27 05:55:42
● 2026-07-27 05:55:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kopens.com	lucy.ns.cloudflare.com, guss.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.133

NS records: lucy.ns.cloudflare.com, guss.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kopens.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mail-kopens-com.brand.brevosend.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.kopens.com directs to one IP number, which is 94.143.16.132.

mail-fandninternational-com.brand.brevosend.com is an example of another host name that shares IP numbers with mail.kopens.com.

Name Servers

mail.kopens.com has two authoritative name servers — ns1.sendinblue.com and ns2.sendinblue.com.

mail.kopens.com has the same name server delegation as a number of other domains, such as telebel.nl, impackta.net, mail.thecore.tv and two more.

There is at least partial name server overlap between mail.kopens.com and other domains — wise-i.mx, md-store.de, chesspr.com and two more among them.

ns1.sendinblue.com → 162.159.24.194 and ns2.sendinblue.com → 162.159.25.159: one IP number per host name.

Mail Servers

mail.kopens.com routes its mail through a single mail server, return-path.mx.brevosend.com.

mail.kopens.com and domains like mail-fandninternational-com.brand.brevosend.com share an identical mail server configuration.

The host return-path.mx.brevosend.com directs to four IP numbers: 104.21.84.30, 172.67.185.98, 2606:4700:3030::ac43:b962 and 2606:4700:3036::6815:541e.