backstack.net - dns.ninja

`backstack.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:304b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b576^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.75^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.118^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bella.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bella.ns.cloudflare.com`
		A	108.162.192.74^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
		A	172.64.32.74^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
		A	173.245.58.74^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bella.ns.cloudflare.com`
NS	`yichun.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yichun.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yichun.ns.cloudflare.com`
		A	108.162.193.248^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	172.64.33.248^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.ns.cloudflare.com`
		A	173.245.59.248^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yichun.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	`route2.mx.cloudflare.net`⁽²⁹⁾
		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`
MX	`route3.mx.cloudflare.net`⁽⁹²⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.75, 172.67.181.118
		IPv6 hints	2606:4700:3032::6815:304b, 2606:4700:3035::ac43:b576
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=180, name=cloudflare-ech.com
SOA	`bella.ns.cloudflare.com`dns@cloudflare.com serial=2404899096

`net`

	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=1780579909

Subdomains

mx0.backstack.net

Same first word

backstack.net

backstack.com

backstack.ru

Similar names

stackback.com

DNS History

14 records (9 active, 5 former)

●NSbella.ns.cloudflare.com2026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

○NSns1.hans.hosteurope.de2015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 10:05:32
○ 2016-03-08 02:51:08
○ 2026-06-04 13:51:50

○NSns2.hans.hosteurope.de2015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 10:05:32
○ 2016-03-08 02:51:08
○ 2026-06-04 13:51:50

●NSyichun.ns.cloudflare.com2026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

○MXmx0.backstack.net2015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 10:05:32
○ 2016-03-08 02:51:08
○ 2026-06-04 13:51:50

●MXroute1.mx.cloudflare.net2026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

●MXroute2.mx.cloudflare.net2026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

●MXroute3.mx.cloudflare.net2026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

●A104.21.48.752026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

●A172.67.181.1182026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

●A2606:4700:3032::6815:304b2026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

●A2606:4700:3035::ac43:b5762026-03-08 → 2026-06-04 · 3 obs

○ 2016-03-08 02:51:08
● 2026-03-08 16:57:02
● 2026-06-04 13:51:50

○A2a01:488:42:1000:50ed:8446:fff5:ed442015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 10:05:32
○ 2016-03-08 02:51:08
○ 2026-06-04 13:51:50

○A80.237.132.702015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 10:05:32
○ 2016-03-08 02:51:08
○ 2026-06-04 13:51:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...	-
backstack.net	bella.ns.cloudflare.com, yichun.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.74

NS records: bella.ns.cloudflare.com, yichun.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backstack.net (unsigned zone)

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.48.75, 172.67.181.118`
AAAA	2	`2606:4700:3032::6815:304b, 2606:4700:3035::ac43:b576`
NS	2	`bella.ns.cloudflare.com, yichun.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 29), route1.mx.cloudflare.net (pri: 5)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bella.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

backstack.net is the parent zone for mx0.backstack.net.

IP Addresses

With 4 IP addresses, backstack.net directs to 104.21.48.75, 172.67.181.118, 2606:4700:3032::6815:304b and 2606:4700:3035::ac43:b576.

Among the host names that share IP numbers with backstack.net are mx0.backstack.net, ancient-art.co.uk, zhihaiinnovate.com and two others.

Name Servers

backstack.net uses two name servers for its delegation: bella.ns.cloudflare.com and yichun.ns.cloudflare.com.

backstack.net has the same name server delegation as a number of other domains, such as gra.co, magpolkimya.com, eurofert.bg and two more.

backstack.net partially shares its NS delegation with several other domains, including kentuckycountyoffices.org, aberdeencountryclub.com, belen2000.cl and two others.

These name servers regularly co-occur with the name servers dion.ns.cloudflare.com, dilbert.ns.cloudflare.com and etienne.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

The hostname bella.ns.cloudflare.com resolves to 108.162.192.74, 172.64.32.74, 173.245.58.74 and three additional IP addresses.

The hostname yichun.ns.cloudflare.com resolves to 108.162.193.248, 172.64.33.248, 173.245.59.248 and three additional IP addresses.

Mail Servers

backstack.net uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

backstack.net shares at least some of its mail servers with other domains — for example shoutu.net, lordj.study, deepsite.info and two more.

Host names resolving to 6 IP numbers:

The hostname route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and three additional IP addresses.

The hostname route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and three additional IP addresses.

The hostname route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and three additional IP addresses.