bytesource.cz - dns.ninja

bytesource.cz

DNSSEC🔒 Signed (DS record present)
A139.162.130.197🇩🇪 AKAMAI-LINODE-AP139.162.128.0/19 Akamai Technologies
NSns1.ignum.com
A2a00:1e40:a:53::5🇸🇰 IGNUM-AS2a00:1e40:a::/48
PTRns1-bra.core.webglobe.com
A185.65.223.35🇸🇰 IGNUM-AS185.65.223.0/24
PTRns1-bra.core.webglobe.com
NSns2.ignum.cz
A2001:1ab0:7e1e:2::5🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRns2-prg.core.webglobe.com
A217.31.48.201🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/
PTRns2-prg.core.webglobe.com
MXmta-gw.infomaniak.ch
A2001:1600:0:aaaa::1:3🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA
PTRmx01.infomaniak.ch
A2001:1600:0:aaaa::1:4🇨🇭 Infomaniak-AS2001:1600::/32 Infomaniak Network SA
PTRmx02.infomaniak.ch
A83.166.143.57🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA
A83.166.143.58🇨🇭 Infomaniak-AS83.166.128.0/19 Infomaniak Network SA
TXTv=spf1 include:spf.infomaniak.ch -all
TXTgoogle-site-verification=Beo29D3OQVq1cZOIBs8WhmsaRx7VVte0MBt5tlttYYw
SOAns1.ignum.comhostmaster@ignum.cz 2026-06-27 #1

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1782643639

Same first word

Similar names

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSns1.ignum.comns2.ignum.czMXmta-gw.infomaniak.chalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA139.162.130.197104.156.81.22923.235.33.229
NSns1.ignum.com2015-05-19 → 2026-06-28 · 2 obs
● 2015-05-19 09:53:12
● 2026-06-28 11:16:32
NSns2.ignum.cz2015-05-19 → 2026-06-28 · 2 obs
● 2015-05-19 09:53:12
● 2026-06-28 11:16:32
MXalt1.aspmx.l.google.com2015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32
MXalt2.aspmx.l.google.com2015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32
MXaspmx.l.google.com2015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32
MXaspmx2.googlemail.com2015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32
MXaspmx3.googlemail.com2015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32
MXmta-gw.infomaniak.ch2026-06-27 → 2026-06-28 · 3 obs
○ 2016-12-07 14:54:12
● 2026-06-27 18:45:00
● 2026-06-28 11:16:32
A104.156.81.2292015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32
A139.162.130.1972026-06-27 → 2026-06-28 · 3 obs
○ 2016-12-07 14:54:12
● 2026-06-27 18:45:00
● 2026-06-28 11:16:32
A23.235.33.2292015-05-19 → 2016-12-07 · 4 obs
● 2015-05-19 09:53:12
● 2016-12-07 14:54:12
○ 2026-06-27 18:45:00
○ 2026-06-28 11:16:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
bytesource.czns1.ignum.com, ns2.ignum.cz2 records

✅ Authoritative Response

Server:217.31.48.201

NS records: ns1.ignum.com, ns2.ignum.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1444ms | Queries: -

📄 Records

TypeCountSample Data
A1139.162.130.197
NS2ns1.ignum.com, ns2.ignum.cz
MX1mta-gw.infomaniak.ch (pri: 5)
TXT2google-site-verification=Beo29D3OQVq1cZO, v=spf1 include:spf.infomaniak.ch -all
SOA1ns1.ignum.com hostmaster.ignum.cz

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.ignum.cz, ns2.ignum.cz)

Analysis

IP Addresses

bytesource.cz has exactly one IP address — 139.162.130.197.

closeit.cz, li1388-197.members.linode.com and web.closeit.cz are examples of other host names that share IP numbers with bytesource.cz.

Name Servers

Two name servers handle the delegation for bytesource.cz: ns1.ignum.com and ns2.ignum.cz.

The name server configuration of bytesource.cz is shared with other domains, for instance neting.cz, kutv.cz, macpraha.cz and two others.

bytesource.cz partially shares its NS delegation with several other domains, including lbcoffee.cz, prius.sk, my-map.eu and two others.

These name servers tend to appear together with the name servers ns1.webcloud.cz, ns2.webcloud.cz and ns1.ignum.eu, plus two others.

ns1.ignum.com and ns2.ignum.cz both carry two IP addresses. The A records for ns1.ignum.com are 185.65.223.35 and 2a00:1e40:a:53::5; the A records for ns2.ignum.cz are 217.31.48.201 and 2001:1ab0:7e1e:2::5.

Mail Servers

bytesource.cz uses one mail server — mta-gw.infomaniak.ch.

The mail server setup of bytesource.cz matches that of other domains such as fdmail.net, divorce-express.ch, vodata.fr and two others.

At least a portion of bytesource.cz's mail servers are also used by other domains, for example pcmeurope.com.

mta-gw.infomaniak.ch points to four IP addresses: 83.166.143.57, 83.166.143.58, 2001:1600:0:aaaa::1:3 and 2001:1600:0:aaaa::1:4.