`buynumber.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:270^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:811e^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.112^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.30^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hera.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hera.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hera.ns.cloudflare.com`
		A	108.162.192.162^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	172.64.32.162^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	173.245.58.162^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
NS	`ken.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ken.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ken.ns.cloudflare.com`
		A	108.162.193.127^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	172.64.33.127^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	173.245.59.127^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁴³⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁷⁷⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=VEUvh7HL0Lu5kbvmx1QQeiY1_HyuGLscZxb_2legdHo`
TXT	`postal-verification dKtTeKHUQN5S2yJ6EefCloIWI5HxZmEb`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:spf.nitromail.online ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.2.112, 172.67.129.30
		IPv6	2606:4700:3034::6815:270, 2606:4700:3034::ac43:811e
SOA	`hera.ns.cloudflare.com`dns@cloudflare.com serial=2398122468

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1773494468

Same first word

buynumber.com

buynumber.ru

buynumber.io

Similar names

numberbuy.xyz

numberbuy.com

DNS History

13 records (9 active, 4 former)

●NShera.ns.cloudflare.com2026-03-14 → 2026-03-23 · 2 obs

● 2026-03-14 10:16:58
● 2026-03-23 00:54:08

●NSken.ns.cloudflare.com2026-03-14 → 2026-03-23 · 2 obs

● 2026-03-14 10:16:58
● 2026-03-23 00:54:08

●MXroute1.mx.cloudflare.net2026-03-14 → 2026-03-23 · 2 obs

● 2026-03-14 10:16:58
● 2026-03-23 00:54:08

●MXroute2.mx.cloudflare.net2026-03-14 → 2026-03-23 · 2 obs

● 2026-03-14 10:16:58
● 2026-03-23 00:54:08

●MXroute3.mx.cloudflare.net2026-03-14 → 2026-03-23 · 2 obs

● 2026-03-14 10:16:58
● 2026-03-23 00:54:08

●A104.21.2.1122026-03-23 → 2026-03-23 · 3 obs

○ 2026-03-14 10:16:58
● 2026-03-23 00:54:06
● 2026-03-23 00:54:08

●A172.67.129.302026-03-23 → 2026-03-23 · 3 obs

○ 2026-03-14 10:16:58
● 2026-03-23 00:54:06
● 2026-03-23 00:54:08

○A188.114.96.02026-03-14 → 2026-03-14 · 3 obs

● 2026-03-14 10:16:58
○ 2026-03-23 00:54:06
○ 2026-03-23 00:54:08

○A188.114.97.02026-03-14 → 2026-03-14 · 3 obs

● 2026-03-14 10:16:58
○ 2026-03-23 00:54:06
○ 2026-03-23 00:54:08

●A2606:4700:3034::6815:2702026-03-23 → 2026-03-23 · 3 obs

○ 2026-03-14 10:16:58
● 2026-03-23 00:54:06
● 2026-03-23 00:54:08

●A2606:4700:3034::ac43:811e2026-03-23 → 2026-03-23 · 3 obs

○ 2026-03-14 10:16:58
● 2026-03-23 00:54:06
● 2026-03-23 00:54:08

○A2a06:98c1:3120::2026-03-14 → 2026-03-14 · 3 obs

● 2026-03-14 10:16:58
○ 2026-03-23 00:54:06
○ 2026-03-23 00:54:08

○A2a06:98c1:3121::2026-03-14 → 2026-03-14 · 3 obs

● 2026-03-14 10:16:58
○ 2026-03-23 00:54:06
○ 2026-03-23 00:54:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
buynumber.io	ken.ns.cloudflare.com, hera.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.162

NS records: ken.ns.cloudflare.com, hera.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buynumber.io (unsigned zone)

⏱️ Timing

Total: 1614ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.30, 104.21.2.112`
AAAA	2	`2606:4700:3034::ac43:811e, 2606:4700:3034::6815:270`
NS	2	`hera.ns.cloudflare.com, ken.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 41), route3.mx.cloudflare.net (pri: 43)...`
TXT	3	`google-site-verification=VEUvh7HL0Lu5kbv, postal-verification dKtTeKHUQN5S2yJ6EefC...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hera.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

buynumber.io resolves to four IP numbers: 2606:4700:3034::6815:270, 2606:4700:3034::ac43:811e, 104.21.2.112 and 172.67.129.30.

other host names for instance iafixnjsgasps.store, acaomoradia.org.br, pulpinternational.com, topx.one and www.kirit.com share IP numbers with buynumber.io.

Name Servers

buynumber.io is delegated to two name servers: hera.ns.cloudflare.com and ken.ns.cloudflare.com.

buynumber.io shares the same name server setup as other domains, for example cosmoairlines.com, crystalhotels.de, czterykoty.pl, eurocali.net and anardil.net.

buynumber.io at least partially shares name servers with other domains, for instance modaparahomens.com.br, antigualakegeorge.com, raymondnext.com, biercheque.eu and trusted-translations.com.

These name servers are commonly used alongside the name servers lisa.ns.cloudflare.com, bart.ns.cloudflare.com, ns1.colocrossing.com, ns2.colocrossing.com and kai.ns.cloudflare.com.

Host names with six IP numbers:

hera.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa2, 2803:f800:50::6ca2:c0a2, 2a06:98c1:50::ac40:20a2, 108.162.192.162, 172.64.32.162 and 173.245.58.162; ken.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7f, 2803:f800:50::6ca2:c17f, 2a06:98c1:50::ac40:217f, 108.162.193.127, 172.64.33.127 and 173.245.59.127.

Mail Servers

buynumber.io is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

buynumber.io shares mail servers with other domains at least partially, including tf2finance.com, steelmateusa.com, hexrgb.com, visioncreativa.org and tekcity.co.

Host names with six IP numbers: route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13; route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19; route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

buynumber.io - robtex.com

buynumber.io

io

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`buynumber.io`

`io`