mailbuffer.io - dns.ninja

mailbuffer.io

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:df15🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:4672🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.70.114Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.223.21🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScamilo.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c76🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcamilo.ns.cloudflare.com
A2803:f800:50::6ca2:c376🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcamilo.ns.cloudflare.com
A2a06:98c1:50::ac40:2376🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcamilo.ns.cloudflare.com
A108.162.195.118🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcamilo.ns.cloudflare.com
A162.159.44.118Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcamilo.ns.cloudflare.com
A172.64.35.118🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcamilo.ns.cloudflare.com
NSitzel.ns.cloudflare.com
A2606:4700:50::a29f:262a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A2803:f800:50::6ca2:c22a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRitzel.ns.cloudflare.com
A2a06:98c1:50::ac40:222a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRitzel.ns.cloudflare.com
A108.162.194.42🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A162.159.38.42Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A172.64.34.42🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.70.114, 172.67.223.21
IPv6 hints2606:4700:3030::ac43:df15, 2606:4700:3033::6815:4672
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOAcamilo.ns.cloudflare.comdns@cloudflare.com serial=2409064325

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1784379501

Same first word

mailbuffer.com
mailbuffer.de
mailbuffer.io

Similar names

buffermail.com

DNS History

14 records (6 active, 8 former)

202120222023202420252026NScamilo.ns.cloudflare.comitzel.ns.cloudflare.comdns1.registrar-servers.comdns2.registrar-servers.comMXmx.zoho.commx2.zoho.commx3.zoho.comA104.21.70.114172.67.223.212606:4700:3030::ac43:df152606:4700:3033::6815:4672206.189.73.522604:a880:2:d0::1546:50012606:4700:3033::ac43:df15
●NScamilo.ns.cloudflare.com2026-05-25 → 2026-07-18 · 3 obs
○ 2020-01-17 16:50:16
● 2026-05-25 09:17:36
● 2026-07-18 13:32:42
○NSdns1.registrar-servers.com2020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
○NSdns2.registrar-servers.com2020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
●NSitzel.ns.cloudflare.com2026-05-25 → 2026-07-18 · 3 obs
○ 2020-01-17 16:50:16
● 2026-05-25 09:17:36
● 2026-07-18 13:32:42
○MXmx.zoho.com2020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
○MXmx2.zoho.com2020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
○MXmx3.zoho.com2020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
●A104.21.70.1142026-05-25 → 2026-07-18 · 3 obs
○ 2020-01-17 16:50:16
● 2026-05-25 09:17:36
● 2026-07-18 13:32:42
●A172.67.223.212026-05-25 → 2026-07-18 · 3 obs
○ 2020-01-17 16:50:16
● 2026-05-25 09:17:36
● 2026-07-18 13:32:42
○A206.189.73.522020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
○A2604:a880:2:d0::1546:50012020-01-17 → 2020-01-17 · 3 obs
● 2020-01-17 16:50:16
○ 2026-05-25 09:17:36
○ 2026-07-18 13:32:42
●A2606:4700:3030::ac43:df152026-06-22 → 2026-07-18 · 3 obs
○ 2026-06-09 23:07:46
● 2026-06-22 07:18:50
● 2026-07-18 13:32:42
●A2606:4700:3033::6815:46722026-05-25 → 2026-07-18 · 3 obs
○ 2020-01-17 16:50:16
● 2026-05-25 09:17:36
● 2026-07-18 13:32:42
○A2606:4700:3033::ac43:df152026-05-25 → 2026-06-09 · 5 obs
○ 2020-01-17 16:50:16
● 2026-05-25 09:17:36
● 2026-06-09 23:07:46
○ 2026-06-22 07:18:50
○ 2026-07-18 13:32:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
iob0.nic.io, a2.nic.io, a0.nic.io, c0.nic.io-
mailbuffer.ioitzel.ns.cloudflare.com, camilo.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.42

NS records: itzel.ns.cloudflare.com, camilo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mailbuffer.io (unsigned zone)

⏱️ Timing

Total: 298ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.70.114, 172.67.223.21
AAAA22606:4700:3030::ac43:df15, 2606:4700:3033::6815:4672
NS2camilo.ns.cloudflare.com, itzel.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1camilo.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

mailbuffer.io resolves to four IP addresses: 104.21.70.114, 172.67.223.21, 2606:4700:3030::ac43:df15 and 2606:4700:3033::6815:4672.

Among the host names that share IP numbers with mailbuffer.io are mx.bishanmahara.com.np, medexb2b.com, geoff-foster.co.uk and two others.

Name Servers

The NS records for mailbuffer.io delegate to camilo.ns.cloudflare.com and itzel.ns.cloudflare.com.

mailbuffer.io has the same name server delegation as a number of other domains, such as pttofficial.com, trumi.io, bibibruidsmakeup.nl and two more.

mailbuffer.io partially shares its NS delegation with several other domains, including refugeictsolution.com.ng, 167.88.208.in-addr.arpa, xci123.com and two others.

These name servers regularly co-occur with the name servers rory.ns.cloudflare.com, maria.ns.cloudflare.com and sasha.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

camilo.ns.cloudflare.com maps to 108.162.195.118, 162.159.44.118, 172.64.35.118 and 3 additional IP addresses.

itzel.ns.cloudflare.com maps to 108.162.194.42, 162.159.38.42, 172.64.34.42 and 3 additional IP addresses.