`prusa.net`

DNSSEC	🔒 Signed (DS record present)
A	2a0a:4cc0:2000:86bb:2903:2025:be11:a^{🇩🇪 netcup2a0a:4cc0:2000::/43}
		PTR	`prusa.net`
A	152.53.241.249^{🇦🇹 netcup152.53.240.0/22}
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽¹⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`google-site-verification=_W_j_MsKf4T-AGRnjboKA1qpbbN5W5AG6G5L2GVO3uw`
TXT	`protonmail-verification=e06368121a84b01e1ddf85dc2a8ccc7f4c098f06`
TXT	`v=spf1 include:_spf.protonmail.ch -all`
HTTPS	HTTP/2
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2399854063

`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=1774495387

🔒 HSTS Preload (+subdomains)

PTR for

a.0.0.0.1.1.e.b.5.2.0.2.3.0.9.2.b.b.6.8.0.0.0.2.0.c.c.4.a.0.a.2.ip6.arpa

249.241.53.152.in-addr.arpa

Same first word

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prusa.cn

prusa.io

prusa.ru

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prusa.es

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DNS History

15 records (8 active, 7 former)

●NScuritiba.ns.porkbun.com2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

●NSfortaleza.ns.porkbun.com2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

●NSmaceio.ns.porkbun.com2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

○NSns19.domaincontrol.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 12:54:04
○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

○NSns20.domaincontrol.com2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 12:54:04
○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

●NSsalvador.ns.porkbun.com2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

●MXmail.protonmail.ch2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

●MXmailsec.protonmail.ch2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

○MXmailstore1.secureserver.net2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 12:54:04
○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

○MXsmtp.secureserver.net2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 12:54:04
○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

●A152.53.241.2492026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

○A152.53.81.732026-02-23 → 2026-03-26 · 2 obs

○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

○A2a0a:4cc0:2000:344b:0:2903:be11:a2026-02-23 → 2026-03-26 · 2 obs

○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

●A2a0a:4cc0:2000:86bb:2903:2025:be11:a2026-02-23 → 2026-03-26 · 3 obs

○ 2015-08-01 12:54:04
● 2026-02-23 11:33:04
● 2026-03-26 03:33:38

○A50.63.122.12015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 12:54:04
○ 2026-02-23 11:33:04
○ 2026-03-26 03:33:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
prusa.net	maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com	-

✅ Authoritative Response

Server:162.159.11.180

NS records: maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 817ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`152.53.241.249`
AAAA	1	`2a0a:4cc0:2000:86bb:2903:2025:be11:a`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
MX	2	`mail.protonmail.ch (pri: 0), mailsec.protonmail.ch (pri: 10)`
TXT	3	`google-site-verification=_W_j_MsKf4T-AGR, protonmail-verification=e06368121a84b01e...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

Analysis

IP Addresses

prusa.net resolves to two IP numbers: 2a0a:4cc0:2000:86bb:2903:2025:be11:a and 152.53.241.249.

Other host names, for instance quinndunlap.com, rprusa.net and radekprusa.net share IP numbers with prusa.net.

Name Servers

prusa.net's delegation is handled by four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

prusa.net partially shares name servers with other domains; examples include klauzer.net, sjdedu.com, (0x736578)ybabes.info, echosig.com and advancedhypnosisonline.com.

Host names with two IPs:

curitiba.ns.porkbun.com points to 2400:cb00:2049:1::adf5:3a25 and 173.245.58.37

fortaleza.ns.porkbun.com points to 2400:cb00:2049:1::a29f:88c and 162.159.8.140

maceio.ns.porkbun.com points to 2400:cb00:2049:1::a29f:bb4 and 162.159.11.180

salvador.ns.porkbun.com points to 2400:cb00:2049:1::a29f:a96 and 162.159.10.150

Mail Servers

prusa.net is handled by two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

prusa.net has the same mail server setup as other domains, including elyod.org, acrtworld.com, noayok.com, qualitech.co and blakemore-noble.net.

prusa.net shares some mail servers with other domains, at least partially, such as razmataz.org, petlou.com, lealea.net, evers.sh and mail.gwbasics.be.

Host names with three IP numbers:

mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128.

mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

prusa.net - robtex.com

prusa.net

net

PTR for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`prusa.net`

`net`