backbone.pl - dns.ninja

`backbone.pl`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:cad3^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4514^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.69.20^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.211^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`boyd.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`boyd.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`boyd.ns.cloudflare.com`
		A	108.162.193.75^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	172.64.33.75^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
		A	173.245.59.75^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`boyd.ns.cloudflare.com`
NS	`mckinley.ns.cloudflare.com`
		A	2606:4700:50::a29f:2649^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckinley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c249^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mckinley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2249^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mckinley.ns.cloudflare.com`
		A	108.162.194.73^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckinley.ns.cloudflare.com`
		A	162.159.38.73^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckinley.ns.cloudflare.com`
		A	172.64.34.73^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mckinley.ns.cloudflare.com`
MX	`mail.backbone.pl` ⭐
		A	185.110.51.63^{🇵🇱 IQPL-AS185.110.51.0/24}
			PTR	`metisb.hostido.net.pl`
TXT	`mojecertpl-site-verification-yoVFL1NufR0JmIoGQCMdlajNJOXkeFDv`
TXT	`v=spf1 a mx include:spf.hostido.pl -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.69.20, 172.67.202.211
		IPv6 hints	2606:4700:3034::ac43:cad3, 2606:4700:3035::6815:4514
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=3, name=cloudflare-ech.com
SOA	`boyd.ns.cloudflare.com`dns@cloudflare.com serial=2409510927

`pl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a-dns.pl` ⭐
	NS	`b-dns.pl`
	NS	`d-dns.pl`
	NS	`f-dns.pl`
	NS	`h-dns.pl`
	NS	`j-dns.pl`
	TXT	`ccTLD of Poland`
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1786084451

Previously MX for

backbone.pl

Subdomains

mail.backbone.pl

Same first word

backbone.es

backbone.tw

backbone.se

backbone.com.sg

backbone.duckdns.org

backbone.info

backbone.eu

backbone.ru

backbone.be

backbone.uk.com

backbone.us

backbone.net.ar

backbone.ws

backbone.nz

backbone.fox

backbone.co

backbone.gr

backbone.finance

backbone.it

backbone.studio

backbone.co.jp

backbone.media

backbone.technology

backbone.cc

backbone.ma

backbone.biz

backbone.com

backbone.de

backbone.business

backbone.ai

backbone.host

backbone.co.in

backbone.academy

backbone.net

backbone.co.at

backbone.pro

backbone.co.tz

backbone.cn

backbone.pl

backbone.direct

backbone.li

backbone.sbs

backbone.cyon.site

backbone.cz

backbone.hk

backbone.tv

backbone.com.mx

backbone.zone

backbone.top

backbone.ph

backbone.sk

backbone.nl

backbone.cl

backbone.aero

backbone.com.au

backbone.services

backbone.pt

backbone.digital

backbone.co.nz

backbone.com.my

backbone.io

backbone.za.org

backbone.gg

backbone.ch

backbone.no

backbone.awsapps.com

backbone.at

backbone.it.ao

Similar names

bobacken.se

bobacken.com

boneback.com

DNS History

22 records (7 active, 15 former)

●NSboyd.ns.cloudflare.com2026-03-27 → 2026-08-07 · 3 obs

○ 2020-02-07 22:22:22
● 2026-03-27 07:45:04
● 2026-08-07 23:39:44

●NSmckinley.ns.cloudflare.com2026-03-27 → 2026-08-07 · 3 obs

○ 2020-02-07 22:22:22
● 2026-03-27 07:45:04
● 2026-08-07 23:39:44

○NSns1.nazwa.pl2015-08-08 → 2016-11-28 · 4 obs

● 2015-08-08 12:35:14
● 2016-11-28 19:10:26
○ 2020-02-07 22:22:22
○ 2026-08-07 23:39:44

○NSns1.pro-linuxpl.com2020-02-07 → 2020-02-07 · 4 obs

○ 2016-11-28 19:10:26
● 2020-02-07 22:22:22
○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○NSns2.nazwa.pl2015-08-08 → 2016-11-28 · 4 obs

● 2015-08-08 12:35:14
● 2016-11-28 19:10:26
○ 2020-02-07 22:22:22
○ 2026-08-07 23:39:44

○NSns2.pro-linuxpl.com2020-02-07 → 2020-02-07 · 4 obs

○ 2016-11-28 19:10:26
● 2020-02-07 22:22:22
○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○NSns3.nazwa.pl2015-08-08 → 2016-11-28 · 4 obs

● 2015-08-08 12:35:14
● 2016-11-28 19:10:26
○ 2020-02-07 22:22:22
○ 2026-08-07 23:39:44

○MX_dc-mx.da5a9fa37b79.backbone.pl2026-03-27 → 2026-08-07 · 2 obs

○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○MXbackbone.pl2015-08-08 → 2016-11-28 · 4 obs

● 2015-08-08 12:35:14
● 2016-11-28 19:10:26
○ 2020-02-07 22:22:22
○ 2026-08-07 23:39:44

●MXmail.backbone.pl2020-02-07 → 2026-08-07 · 3 obs

○ 2016-11-28 19:10:26
● 2020-02-07 22:22:22
● 2026-08-07 23:39:44

●A104.21.69.202026-03-27 → 2026-08-07 · 3 obs

○ 2020-02-07 22:22:22
● 2026-03-27 07:45:04
● 2026-08-07 23:39:44

●A172.67.202.2112026-03-27 → 2026-08-07 · 3 obs

○ 2020-02-07 22:22:22
● 2026-03-27 07:45:04
● 2026-08-07 23:39:44

○A188.114.96.02026-03-27 → 2026-08-07 · 2 obs

○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○A188.114.97.02026-03-27 → 2026-08-07 · 2 obs

○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○A2606:4700:3031::6815:45142026-03-27 → 2026-03-27 · 4 obs

○ 2020-02-07 22:22:22
● 2026-03-27 07:45:04
○ 2026-06-26 15:44:54
○ 2026-08-07 23:39:44

○A2606:4700:3031::ac43:cad32026-03-27 → 2026-03-27 · 4 obs

○ 2020-02-07 22:22:22
● 2026-03-27 07:45:04
○ 2026-06-26 15:44:54
○ 2026-08-07 23:39:44

●A2606:4700:3034::ac43:cad32026-06-26 → 2026-08-07 · 3 obs

○ 2026-03-27 07:45:04
● 2026-06-26 15:44:54
● 2026-08-07 23:39:44

●A2606:4700:3035::6815:45142026-06-26 → 2026-08-07 · 3 obs

○ 2026-03-27 07:45:04
● 2026-06-26 15:44:54
● 2026-08-07 23:39:44

○A2a06:98c1:3120::2026-03-27 → 2026-08-07 · 2 obs

○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○A2a06:98c1:3121::2026-03-27 → 2026-08-07 · 2 obs

○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

○A85.128.158.482015-08-08 → 2016-11-28 · 4 obs

● 2015-08-08 12:35:14
● 2016-11-28 19:10:26
○ 2020-02-07 22:22:22
○ 2026-08-07 23:39:44

○A94.130.87.22020-02-07 → 2020-02-07 · 4 obs

○ 2016-11-28 19:10:26
● 2020-02-07 22:22:22
○ 2026-03-27 07:45:04
○ 2026-08-07 23:39:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...	-
backbone.pl	mckinley.ns.cloudflare.com, boyd.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.73

NS records: mckinley.ns.cloudflare.com, boyd.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backbone.pl (unsigned zone)

⏱️ Timing

Total: 466ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.69.20, 172.67.202.211`
AAAA	2	`2606:4700:3034::ac43:cad3, 2606:4700:3035::6815:4514`
NS	2	`boyd.ns.cloudflare.com, mckinley.ns.cloudflare.com`
MX	1	`mail.backbone.pl (pri: 10)`
TXT	2	`mojecertpl-site-verification-yoVFL1NufR0, v=spf1 a mx include:spf.hostido.pl -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`boyd.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

mail.backbone.pl is delegated beneath backbone.pl.

IP Addresses

backbone.pl directs to four IP numbers, which are 104.21.69.20, 172.67.202.211, 2606:4700:3034::ac43:cad3 and 2606:4700:3035::6815:4514.

esline.ru, ole7492.com, elevationplumbingandheating.com plus two other host names have IP numbers in common with backbone.pl.

Name Servers

backbone.pl uses two name servers for its delegation: boyd.ns.cloudflare.com and mckinley.ns.cloudflare.com.

The name server configuration of backbone.pl is shared with other domains, for instance raczynski.eu, daria-pietryka.com, sparrowandivy.com and two others.

There is at least partial name server overlap between backbone.pl and other domains — 121creative.net, maryrock.net, fieedeslois.com and two more among them.

These name servers tend to appear together with the name servers arch.ns.cloudflare.com, matteo.ns.cloudflare.com and nadia.ns.cloudflare.com, plus two others.

Hosts with 6 IP addresses each:

Hostname boyd.ns.cloudflare.com directs to 108.162.193.75, 172.64.33.75 and 173.245.59.75 along with 3 other IP addresses.

Hostname mckinley.ns.cloudflare.com directs to 108.162.194.73, 162.159.38.73 and 172.64.34.73 along with 3 other IP addresses.

Mail Servers

backbone.pl uses one mail server — mail.backbone.pl.

mail.backbone.pl directs to just one IP number, 185.110.51.63.