mkbuff.com - dns.ninja

`mkbuff.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c008^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:145b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.91^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.8^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`austin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b46^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c146^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`austin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2146^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`austin.ns.cloudflare.com`
		A	108.162.193.70^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	172.64.33.70^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
		A	173.245.59.70^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`austin.ns.cloudflare.com`
NS	`rosa.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosa.ns.cloudflare.com`
		A	108.162.192.228^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	172.64.32.228^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	173.245.58.228^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
MX	`mail.mkbuff.com` ⭐
TXT	`v=spf1 +a +mx +a:51.79.136.164 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.20.91, 172.67.192.8
		IPv6 hints	2606:4700:3033::ac43:c008, 2606:4700:3034::6815:145b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=22, name=cloudflare-ech.com
SOA	`austin.ns.cloudflare.com`dns@cloudflare.com serial=2406550094

`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=1782591100

Same first word

mkbuff.com

DNS History

10 records (7 active, 3 former)

●NSaustin.ns.cloudflare.com2026-03-16 → 2026-06-27 · 3 obs

○ 2018-07-01 14:33:18
● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

○NSns39.domaincontrol.com2018-07-01 → 2018-07-01 · 3 obs

● 2018-07-01 14:33:18
○ 2026-03-16 17:38:16
○ 2026-06-27 20:40:36

○NSns40.domaincontrol.com2018-07-01 → 2018-07-01 · 3 obs

● 2018-07-01 14:33:18
○ 2026-03-16 17:38:16
○ 2026-06-27 20:40:36

●NSrosa.ns.cloudflare.com2026-03-16 → 2026-06-27 · 3 obs

○ 2018-07-01 14:33:18
● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

●MXmail.mkbuff.com2026-03-16 → 2026-06-27 · 2 obs

● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

●A104.21.20.912026-03-16 → 2026-06-27 · 3 obs

○ 2018-07-01 14:33:18
● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

●A172.67.192.82026-03-16 → 2026-06-27 · 3 obs

○ 2018-07-01 14:33:18
● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

●A2606:4700:3033::ac43:c0082026-03-16 → 2026-06-27 · 3 obs

○ 2018-07-01 14:33:18
● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

●A2606:4700:3034::6815:145b2026-03-16 → 2026-06-27 · 3 obs

○ 2018-07-01 14:33:18
● 2026-03-16 17:38:16
● 2026-06-27 20:40:36

○A42.188.158.1812018-07-01 → 2018-07-01 · 3 obs

● 2018-07-01 14:33:18
○ 2026-03-16 17:38:16
○ 2026-06-27 20:40:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mkbuff.com	rosa.ns.cloudflare.com, austin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.70

NS records: rosa.ns.cloudflare.com, austin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mkbuff.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.192.8, 104.21.20.91`
AAAA	2	`2606:4700:3034::6815:145b, 2606:4700:3033::ac43:c008`
NS	2	`austin.ns.cloudflare.com, rosa.ns.cloudflare.com`
MX	1	`mail.mkbuff.com (pri: 10)`
TXT	1	`v=spf1 +a +mx +a:51.79.136.164 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`austin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mkbuff.com points to the four IP addresses 104.21.20.91, 172.67.192.8, 2606:4700:3033::ac43:c008 and 2606:4700:3034::6815:145b.

paramviracademy.com, 4fd2d.stuff.libertydentalcourse.ca, neoql.com plus two other host names have IP numbers in common with mkbuff.com.

Name Servers

mkbuff.com is delegated to two name servers: austin.ns.cloudflare.com and rosa.ns.cloudflare.com.

The name server configuration of mkbuff.com is shared with other domains, for instance zapy.dev, quynh.work, criacaodesitesuberlandia.com.br and two others.

At least some of mkbuff.com's name servers are shared with other domains, for example lucero-project.info, 761530.com, coingaming.io and two more.

It is common for these name servers to be used in conjunction with the name servers darl.ns.cloudflare.com, miki.ns.cloudflare.com and norah.ns.cloudflare.com.

Hosts with 6 IP addresses each:

austin.ns.cloudflare.com resolves to 108.162.193.70, 172.64.33.70, 173.245.59.70 and 3 other IP addresses.

rosa.ns.cloudflare.com resolves to 108.162.192.228, 172.64.32.228, 173.245.58.228 and 3 other IP addresses.

Mail Servers

mkbuff.com uses one mail server — mail.mkbuff.com.