`pragainfo.net`

DNSSEC	⚠️ Not signed
A	2001:1568::13^{🇨🇿 WEB4U2001:1568::/33}
		PTR	`php56.web4u.cz`
A	81.91.86.13^{🇨🇿 WEB4U81.91.80.0/21}
NS	`ns2.web4u.cz` ⭐
		A	2a02:a40:100:28ff::12^{🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s.}
			PTR	`ns2.web4u.cz`
		A	85.207.53.12^{🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block}
			PTR	`ns2.web4u.cz`
NS	`ns.web4u.cz`
		A	2001:1568:fd::241^{🇨🇿 WEB4U2001:1568::/33}
			PTR	`ns.web4u.cz`
		A	185.14.224.241^{🇨🇿 WEB4U185.14.224.0/23}
			PTR	`ns.web4u.cz`
MX	`mx1.mailchannels.net` ⭐
		A	18.236.29.166^{🇺🇸 Amazon18.236.0.0/15 EC2 PDX prefix}
			PTR	`ec2-18-236-29-166.us-west-2.compute.amazonaws.com`
MX	`mx2.mailchannels.net` ⭐
		A	54.69.1.140^{🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix}
			PTR	`ec2-54-69-1-140.us-west-2.compute.amazonaws.com`
TXT	`v=spf1 include:_spf.web4u.cz ~all`
SOA	`ns.web4u.cz`admin@web4u.cz 2025-04-30 #0

`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=1776130932

Same first word

pragainfo.com

pragainfo.net

Similar names

anapfrigo.it

infopraga.com.pl

anforagip.com

pianograf.com

anforagip.es

DNS History

9 records (6 active, 3 former)

●NSns.web4u.cz2015-07-11 → 2026-04-14 · 2 obs

● 2015-07-11 20:22:22
● 2026-04-14 01:54:16

●NSns2.web4u.cz2015-07-11 → 2026-04-14 · 2 obs

● 2015-07-11 20:22:22
● 2026-04-14 01:54:16

○MXmail.pragainfo.net2015-07-11 → 2017-03-21 · 4 obs

● 2015-07-11 20:22:22
● 2017-03-21 15:48:00
○ 2020-01-16 07:08:06
○ 2026-04-14 01:54:16

○MXmx.web4u.cz2020-01-16 → 2020-01-16 · 4 obs

○ 2017-03-21 15:48:00
● 2020-01-16 07:08:06
○ 2026-02-19 03:44:26
○ 2026-04-14 01:54:16

●MXmx1.mailchannels.net2026-02-19 → 2026-04-14 · 3 obs

○ 2020-01-16 07:08:06
● 2026-02-19 03:44:26
● 2026-04-14 01:54:16

●MXmx2.mailchannels.net2026-02-19 → 2026-04-14 · 3 obs

○ 2020-01-16 07:08:06
● 2026-02-19 03:44:26
● 2026-04-14 01:54:16

●A2001:1568::132016-02-29 → 2026-04-14 · 3 obs

○ 2015-11-25 20:10:56
● 2016-02-29 22:06:40
● 2026-04-14 01:54:16

○A81.91.86.112015-07-11 → 2015-11-25 · 4 obs

● 2015-07-11 20:22:22
● 2015-11-25 20:10:56
○ 2016-02-29 22:06:40
○ 2026-04-14 01:54:16

●A81.91.86.132016-02-29 → 2026-04-14 · 3 obs

○ 2015-11-25 20:10:56
● 2016-02-29 22:06:40
● 2026-04-14 01:54:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...	-
pragainfo.net	ns.web4u.cz, ns2.web4u.cz	-

✅ Authoritative Response

Server:85.207.53.12

NS records: ns.web4u.cz, ns2.web4u.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pragainfo.net (unsigned zone)

⏱️ Timing

Total: 1074ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.91.86.13`
AAAA	1	`2001:1568::13`
NS	2	`ns.web4u.cz, ns2.web4u.cz`
MX	2	`mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10)`
TXT	1	`v=spf1 include:_spf.web4u.cz ~all`
SOA	1	`ns.web4u.cz admin.web4u.cz`

Analysis

IP Addresses

pragainfo.net points to two IP numbers: 2001:1568::13 and 81.91.86.13.

Other host names such as fispocare.cz, www.bitstar.cz, pro-oil.cz, kurent.cz and nutrin.cz share IPs with pragainfo.net.

Name Servers

Two name servers ns2.web4u.cz and ns.web4u.cz handle the delegation for pragainfo.net.

pragainfo.net shares the same name server setup as other domains, for example sspta.cz, sosdekorace.cz, sokolmalenovice.cz, composit.cz and ano.cz.

Host names with two IP numbers:

ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12.

ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.

Mail Servers

Two mail servers handle pragainfo.net: mx1.mailchannels.net and mx2.mailchannels.net.

pragainfo.net shares the same mail server setup as other domains, including stripcreator.com, contactburner.com, punxproductions.com, openinformatica.co and splents.com.

pragainfo.net shares some mail servers with other domains, for example whiteangle.com.

Host names with one IP number:

mx1.mailchannels.net points to 18.236.29.166; mx2.mailchannels.net points to 54.69.1.140.

pragainfo.net - robtex.com

pragainfo.net

net