kstack.com.br - dns.ninja

kstack.com.br

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:81b7🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:2d7🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.2.215Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.129.183🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkelly.ns.cloudflare.com ⭐
A2606:4700:50::a29f:265b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkelly.ns.cloudflare.com
A2803:f800:50::6ca2:c25b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkelly.ns.cloudflare.com
A2a06:98c1:50::ac40:225b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkelly.ns.cloudflare.com
A108.162.194.91🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkelly.ns.cloudflare.com
A162.159.38.91Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkelly.ns.cloudflare.com
A172.64.34.91🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkelly.ns.cloudflare.com
NSmaciej.ns.cloudflare.com
A2606:4700:58::a29f:2c2a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaciej.ns.cloudflare.com
A2803:f800:50::6ca2:c32a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmaciej.ns.cloudflare.com
A2a06:98c1:50::ac40:232a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmaciej.ns.cloudflare.com
A108.162.195.42🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaciej.ns.cloudflare.com
A162.159.44.42Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaciej.ns.cloudflare.com
A172.64.35.42🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaciej.ns.cloudflare.com
MXkstack-com-br.mail.protection.outlook.com ⭐
A2a01:111:f403:c803::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-bn1pr21cu00200.inbound.protection.outlook.com
A2a01:111:f403:c902::7🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj0pr02cu00107.inbound.protection.outlook.com
A2a01:111:f403:c92c::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-dm2pr04cu00102.inbound.protection.outlook.com
A2a01:111:f403:f804::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-co1pr03cu00403.inbound.protection.outlook.com
A52.101.8.42🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dm6pr03cu00402.inbound.protection.outlook.com
A52.101.10.18🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bn8pr05cu00302.inbound.protection.outlook.com
A52.101.41.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj2pr05cu00204.inbound.protection.outlook.com
A52.101.41.26🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr03cu01702.inbound.protection.outlook.com
TXTgoogle-site-verification=0XQa48MqLOGZTFcmYIglsFHQfOjRGbNlO-QwBKwiMFk
TXTv=spf1 a mx include:spf.protection.outlook.com include:_spf.uni5.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.2.215, 172.67.129.183
IPv6 hints2606:4700:3030::ac43:81b7, 2606:4700:3032::6815:2d7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=87, name=cloudflare-ech.com
SOAkelly.ns.cloudflare.comdns@cloudflare.com serial=2404232606

com.br

DNSSEC⚠️ Not signed
NSa.dns.br ⭐ ⚠️ Not in parent delegation
NSb.dns.br ⚠️ Not in parent delegation
NSc.dns.br ⚠️ Not in parent delegation
NSd.dns.br ⚠️ Not in parent delegation
NSe.dns.br ⚠️ Not in parent delegation
NSf.dns.br ⚠️ Not in parent delegation
SOAa.dns.brhostmaster@registro.br serial=2026165362
rank #515882 globally
rank #3866 in the tld
WOT: SAFE (69/100)

Same first word

kstack.com.br
kstack.cn
kstack.de

Similar names

asckkt.ru
kckats.com

DNS History

11 records (7 active, 4 former)

NSkelly.ns.cloudflare.commaciej.ns.cloudflare.comMXkstack-com-br.mail.protection.outlook.comA104.21.2.215172.67.129.1832606:4700:3030::ac43:81b72606:4700:3032::6815:2d7188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSkelly.ns.cloudflare.com2026-02-15 → 2026-06-14 · 2 obs
● 2026-02-15 12:23:16
● 2026-06-14 15:29:34
●NSmaciej.ns.cloudflare.com2026-02-15 → 2026-06-14 · 2 obs
● 2026-02-15 12:23:16
● 2026-06-14 15:29:34
●MXkstack-com-br.mail.protection.outlook.com2026-02-15 → 2026-06-14 · 2 obs
● 2026-02-15 12:23:16
● 2026-06-14 15:29:34
●A104.21.2.2152026-02-15 → 2026-06-14 · 7 obs
● 2026-02-15 12:23:16
● 2026-02-16 15:53:34
○ 2026-02-27 08:04:18
● 2026-03-24 17:02:40
○ 2026-04-04 07:22:50
● 2026-05-29 08:33:44
● 2026-06-14 15:29:34
●A172.67.129.1832026-02-15 → 2026-06-14 · 7 obs
● 2026-02-15 12:23:16
● 2026-02-16 15:53:34
○ 2026-02-27 08:04:18
● 2026-03-24 17:02:40
○ 2026-04-04 07:22:50
● 2026-05-29 08:33:44
● 2026-06-14 15:29:34
○A188.114.96.02026-02-27 → 2026-04-04 · 6 obs
○ 2026-02-16 15:53:34
● 2026-02-27 08:04:18
○ 2026-03-24 17:02:40
● 2026-04-04 07:22:50
○ 2026-05-29 08:33:44
○ 2026-06-14 15:29:34
○A188.114.97.02026-02-27 → 2026-04-04 · 6 obs
○ 2026-02-16 15:53:34
● 2026-02-27 08:04:18
○ 2026-03-24 17:02:40
● 2026-04-04 07:22:50
○ 2026-05-29 08:33:44
○ 2026-06-14 15:29:34
●A2606:4700:3030::ac43:81b72026-02-15 → 2026-06-14 · 7 obs
● 2026-02-15 12:23:16
● 2026-02-16 15:53:34
○ 2026-02-27 08:04:18
● 2026-03-24 17:02:40
○ 2026-04-04 07:22:50
● 2026-05-29 08:33:44
● 2026-06-14 15:29:34
●A2606:4700:3032::6815:2d72026-02-15 → 2026-06-14 · 7 obs
● 2026-02-15 12:23:16
● 2026-02-16 15:53:34
○ 2026-02-27 08:04:18
● 2026-03-24 17:02:40
○ 2026-04-04 07:22:50
● 2026-05-29 08:33:44
● 2026-06-14 15:29:34
○A2a06:98c1:3120::2026-02-27 → 2026-04-04 · 6 obs
○ 2026-02-16 15:53:34
● 2026-02-27 08:04:18
○ 2026-03-24 17:02:40
● 2026-04-04 07:22:50
○ 2026-05-29 08:33:44
○ 2026-06-14 15:29:34
○A2a06:98c1:3121::2026-02-27 → 2026-04-04 · 6 obs
○ 2026-02-16 15:53:34
● 2026-02-27 08:04:18
○ 2026-03-24 17:02:40
● 2026-04-04 07:22:50
○ 2026-05-29 08:33:44
○ 2026-06-14 15:29:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
kstack.com.brmaciej.ns.cloudflare.com, kelly.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.42

NS records: maciej.ns.cloudflare.com, kelly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kstack.com.br (unsigned zone)

⏱️ Timing

Total: 1362ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.129.183, 104.21.2.215
AAAA22606:4700:3030::ac43:81b7, 2606:4700:3032::6815:2d7
NS2kelly.ns.cloudflare.com, maciej.ns.cloudflare.com
MX1kstack-com-br.mail.protection.outlook.co
TXT2google-site-verification=0XQa48MqLOGZTFc, v=spf1 a mx include:spf.protection.outlo
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kelly.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

kstack.com.br directs to four IP numbers, which are 104.21.2.215, 172.67.129.183, 2606:4700:3030::ac43:81b7 and 2606:4700:3032::6815:2d7.

Among the host names that share IP numbers with kstack.com.br are ykpw.speckandaanestad.com, ooyppdn.speckandaanestad.com, x.speckandaanestad.com and two others.

Name Servers

kstack.com.br has two authoritative name servers — kelly.ns.cloudflare.com and maciej.ns.cloudflare.com.

kstack.com.br has the same name server delegation as a number of other domains, such as caodangcogioixaydung.edu.vn, plaza-joetsu.com, 136ym.com and two more.

The name servers of kstack.com.br overlap at least partially with those of other domains — among them get-first.com, cnhoudi.cn, kqxsmn2023.com and two more.

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

Host names resolving to 6 IP numbers:

kelly.ns.cloudflare.com points to 108.162.194.91, 162.159.38.91, 172.64.34.91 and 3 other IP addresses.

maciej.ns.cloudflare.com points to 108.162.195.42, 162.159.44.42, 172.64.35.42 and 3 other IP addresses.

Mail Servers

kstack.com.br routes its mail through a single mail server, kstack-com-br.mail.protection.outlook.com.

kstack-com-br.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.8.42, 52.101.10.18 and 52.101.41.4, along with 5 other.