elfbc5000.cz - robtex.com

elfbc5000.cz

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:af34🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1f3a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.58Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.52🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSparis.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2671🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
A2803:f800:50::6ca2:c271🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRparis.ns.cloudflare.com
A2a06:98c1:50::ac40:2271🇺🇸 Cloudflare2a06:98c1:50::/45
PTRparis.ns.cloudflare.com
A108.162.194.113🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
A162.159.38.113Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
A172.64.34.113🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRparis.ns.cloudflare.com
NSrory.ns.cloudflare.com
A2606:4700:58::a29f:2ca6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
A2803:f800:50::6ca2:c3a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrory.ns.cloudflare.com
A2a06:98c1:50::ac40:23a6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrory.ns.cloudflare.com
A108.162.195.166🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
A162.159.44.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
A172.64.35.166🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrory.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(23)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(73)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.31.58, 172.67.175.52
IPv62606:4700:3035::ac43:af34, 2606:4700:3037::6815:1f3a
SOAparis.ns.cloudflare.comdns@cloudflare.com serial=2398881558

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=1774721837

Same first word

elfbc5000.cz

DNS History

9 records (9 active, 0 former)

NSparis.ns.cloudflare.comrory.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.31.58172.67.175.522606:4700:3035::ac43:af342606:4700:3037::6815:1f3a
●NSparis.ns.cloudflare.com2026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●NSrory.ns.cloudflare.com2026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●MXroute1.mx.cloudflare.net2026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●MXroute2.mx.cloudflare.net2026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●MXroute3.mx.cloudflare.net2026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●A104.21.31.582026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●A172.67.175.522026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●A2606:4700:3035::ac43:af342026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10
●A2606:4700:3037::6815:1f3a2026-03-26 → 2026-03-28 · 2 obs
● 2026-03-26 04:21:52
● 2026-03-28 18:47:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czd.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz-
elfbc5000.czrory.ns.cloudflare.com, paris.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.166

NS records: rory.ns.cloudflare.com, paris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for elfbc5000.cz (unsigned zone)

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.31.58, 172.67.175.52
AAAA22606:4700:3035::ac43:af34, 2606:4700:3037::6815:1f3a
NS2paris.ns.cloudflare.com, rory.ns.cloudflare.com
MX3route2.mx.cloudflare.net (pri: 23), route1.mx.cloudflare.net (pri: 4)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1paris.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

elfbc5000.cz refers to four IP numbers: 2606:4700:3035::ac43:af34, 2606:4700:3037::6815:1f3a, 104.21.31.58 and 172.67.175.52.

Other host names, for instance mosswall.au, jotun.se, ilozaca.info, cybeleneumann.com.br and generationliberty.org.au share IP numbers with elfbc5000.cz.

Name Servers

elfbc5000.cz's delegation uses two name servers: paris.ns.cloudflare.com and rory.ns.cloudflare.com.

elfbc5000.cz uses the same name server setup as other domains, such as astonfields.worcs.sch.uk, lyppardgrange.worcs.sch.uk, regency.worcs.sch.uk, domainwhois.net and hallow.worcs.sch.uk.

elfbc5000.cz at least partially shares name servers with other domains, including pray(0x706f726e).com, forget-me-not.florist, worldeditions.co.uk, commerceshq.com and actaodontologica.com.

These name servers are commonly used with kipp.ns.cloudflare.com.

Host names with six IP numbers:

paris.ns.cloudflare.com points to 2606:4700:50::a29f:2671, 2803:f800:50::6ca2:c271, 2a06:98c1:50::ac40:2271, 108.162.194.113, 162.159.38.113 and 172.64.34.113.

rory.ns.cloudflare.com points to 2606:4700:58::a29f:2ca6, 2803:f800:50::6ca2:c3a6, 2a06:98c1:50::ac40:23a6, 108.162.195.166, 162.159.44.166 and 172.64.35.166.

Mail Servers

Three mail servers handle elfbc5000.cz: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

elfbc5000.cz shares at least some mail servers with other domains, for example uttridge-accounting.co.uk, compueconomicos.com, camschedule.com, willbotic.com and blamoh.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25