usefulsoftware.gr - robtex.com

usefulsoftware.gr

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:26a7🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8907🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.167Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.7🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSsara.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a90🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsara.ns.cloudflare.com
A2803:f800:50::6ca2:c090🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsara.ns.cloudflare.com
A2a06:98c1:50::ac40:2090🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsara.ns.cloudflare.com
A108.162.192.144🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsara.ns.cloudflare.com
A172.64.32.144🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsara.ns.cloudflare.com
A173.245.58.144🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsara.ns.cloudflare.com
NSyichun.ns.cloudflare.com
A2606:4700:58::adf5:3bf8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A2803:f800:50::6ca2:c1f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyichun.ns.cloudflare.com
A2a06:98c1:50::ac40:21f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyichun.ns.cloudflare.com
A108.162.193.248🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A172.64.33.248🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A173.245.59.248🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.167, 172.67.137.7
IPv6 hints2606:4700:3037::6815:26a7, 2606:4700:3037::ac43:8907
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=81, name=cloudflare-ech.com
SOAsara.ns.cloudflare.comdns@cloudflare.com serial=2398750793

gr

DNSSEC🔒 Signed (DS record present)
NSgrdns.ics.forth.gr ⭐
NSestia.ics.forth.gr
NSgr-at.ics.forth.gr
NSgr-c.ics.forth.gr
NSgr-d.ics.forth.gr
NSgr-m.ics.forth.gr
SOAgrdns.ics.forth.grhmaster-info@ics.forth.gr serial=2604241891

Previously MX for

usefulsoftware.gr

Same first word

usefulsoftware.gr
usefulsoftware.nl
usefulsoftware.ca

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSsara.ns.cloudflare.comyichun.ns.cloudflare.comns1.conure.arvixe.comns1.de1.fcomet.comns2.conure.arvixe.comns2.de1.fcomet.comMXusefulsoftware.grA104.21.38.167172.67.137.72606:4700:3037::6815:26a72606:4700:3037::ac43:8907185.21.132.4485.90.245.58
○NSns1.conure.arvixe.com2015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 06:24:04
○ 2015-12-06 19:49:18
○ 2026-04-24 21:59:34
○NSns1.de1.fcomet.com2015-12-06 → 2017-04-06 · 5 obs
○ 2015-08-16 06:24:04
● 2015-12-06 19:49:18
● 2017-04-06 16:33:58
○ 2026-02-21 23:21:10
○ 2026-04-24 21:59:34
○NSns2.conure.arvixe.com2015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 06:24:04
○ 2015-12-06 19:49:18
○ 2026-04-24 21:59:34
○NSns2.de1.fcomet.com2015-12-06 → 2017-04-06 · 5 obs
○ 2015-08-16 06:24:04
● 2015-12-06 19:49:18
● 2017-04-06 16:33:58
○ 2026-02-21 23:21:10
○ 2026-04-24 21:59:34
●NSsara.ns.cloudflare.com2026-02-21 → 2026-04-24 · 3 obs
○ 2017-04-06 16:33:58
● 2026-02-21 23:21:10
● 2026-04-24 21:59:34
●NSyichun.ns.cloudflare.com2026-02-21 → 2026-04-24 · 3 obs
○ 2017-04-06 16:33:58
● 2026-02-21 23:21:10
● 2026-04-24 21:59:34
○MXusefulsoftware.gr2015-08-16 → 2017-04-06 · 4 obs
● 2015-08-16 06:24:04
● 2017-04-06 16:33:58
○ 2026-02-21 23:21:10
○ 2026-04-24 21:59:34
●A104.21.38.1672026-02-21 → 2026-04-24 · 3 obs
○ 2017-04-06 16:33:58
● 2026-02-21 23:21:10
● 2026-04-24 21:59:34
●A172.67.137.72026-02-21 → 2026-04-24 · 3 obs
○ 2017-04-06 16:33:58
● 2026-02-21 23:21:10
● 2026-04-24 21:59:34
○A185.21.132.442015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 06:24:04
○ 2015-12-06 19:49:18
○ 2026-04-24 21:59:34
●A2606:4700:3037::6815:26a72026-02-21 → 2026-04-24 · 3 obs
○ 2017-04-06 16:33:58
● 2026-02-21 23:21:10
● 2026-04-24 21:59:34
●A2606:4700:3037::ac43:89072026-02-21 → 2026-04-24 · 3 obs
○ 2017-04-06 16:33:58
● 2026-02-21 23:21:10
● 2026-04-24 21:59:34
○A85.90.245.582015-12-06 → 2017-04-06 · 5 obs
○ 2015-08-16 06:24:04
● 2015-12-06 19:49:18
● 2017-04-06 16:33:58
○ 2026-02-21 23:21:10
○ 2026-04-24 21:59:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
grgr-m.ics.forth.gr, gr-c.ics.forth.gr, gr-at.ics.forth.gr, grdns.ics.forth.gr...-
usefulsoftware.grsara.ns.cloudflare.com, yichun.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.248

NS records: sara.ns.cloudflare.com, yichun.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usefulsoftware.gr (unsigned zone)

⏱️ Timing

Total: 609ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.38.167, 172.67.137.7
AAAA22606:4700:3037::ac43:8907, 2606:4700:3037::6815:26a7
NS2sara.ns.cloudflare.com, yichun.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1sara.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

usefulsoftware.gr resolves to four IP numbers: 2606:4700:3037::6815:26a7, 2606:4700:3037::ac43:8907, 104.21.38.167 and 172.67.137.7.

other host names for instance miltrodriguez.com, www.wysing.com, ns1.ns2.mx2.maxonsoftware.net, planbmisiones.com and fhc98.com share IP numbers with usefulsoftware.gr.

Name Servers

usefulsoftware.gr is delegated to two name servers: sara.ns.cloudflare.com and yichun.ns.cloudflare.com.

usefulsoftware.gr shares the same name server setup as other domains, for example bimsupply.com, make-cv.com, usufructandumbra.website, adishankara.net and fingalcoco.ie.

usefulsoftware.gr at least partially shares name servers with other domains, for instance absolute-blinds.com, technali.com, free-premium.ir, namegafestas.com.br and juj.at.

These name servers are often used with carter.ns.cloudflare.com and tim.ns.cloudflare.com.

Host names with six IP numbers:

sara.ns.cloudflare.com points to: 2606:4700:50::adf5:3a90, 2803:f800:50::6ca2:c090, 2a06:98c1:50::ac40:2090, 108.162.192.144, 172.64.32.144 and 173.245.58.144; yichun.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf8, 2803:f800:50::6ca2:c1f8, 2a06:98c1:50::ac40:21f8, 108.162.193.248, 172.64.33.248 and 173.245.59.248.