smtp.devfarm.it - robtex.com

smtp.devfarm.it

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8311🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:9ec🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.9.236Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.131.17🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.9.236, 172.67.131.17
IPv6 hints2606:4700:3033::ac43:8311, 2606:4700:3037::6815:9ec
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com

devfarm.it

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8311🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:9ec🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.9.236Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.131.17🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdesi.ns.cloudflare.com ⭐
NSrob.ns.cloudflare.com
MXmail.devfarm.it ⭐
TXTv=spf1 +a +mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.9.236, 172.67.131.17
IPv6 hints2606:4700:3033::ac43:8311, 2606:4700:3037::6815:9ec
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOAdesi.ns.cloudflare.comdns@cloudflare.com serial=2401118291

Previously MX for

devfarm.it

Same first word

smtp.re
smtp.ms
smtp.ca
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smtp.fm
smtp.co.ke
smtp.lt
smtp.fi.cloudplatform.fi
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smtp.pythonanywhere.com
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smtp.es-1.axarnet.cloud
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smtp.(0x787878)
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smtp.jcloud.kz
smtp.sp.gov.br
smtp.net.ru
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smtp.hu
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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.9.236172.67.131.172606:4700:3033::ac43:83112606:4700:3037::6815:9ec46.252.151.7594.141.20.64
●A104.21.9.2362026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-02 09:10:08
● 2026-04-14 20:03:56
●A172.67.131.172026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-02 09:10:08
● 2026-04-14 20:03:56
●A2606:4700:3033::ac43:83112026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-02 09:10:08
● 2026-04-14 20:03:56
●A2606:4700:3037::6815:9ec2026-04-14 → 2026-04-14 · 2 obs
○ 2026-04-02 09:10:08
● 2026-04-14 20:03:56
○A46.252.151.752026-02-19 → 2026-04-02 · 4 obs
○ 2016-03-16 07:04:34
● 2026-02-19 22:34:02
● 2026-04-02 09:10:08
○ 2026-04-14 20:03:56
○A94.141.20.642015-07-12 → 2016-03-16 · 4 obs
● 2015-07-12 05:39:08
● 2016-03-16 07:04:34
○ 2026-02-19 22:34:02
○ 2026-04-14 20:03:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ita.dns.it, m.dns.it, dns.nic.it, v.dns.it...-
devfarm.itdesi.ns.cloudflare.com, rob.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.140

NS records: desi.ns.cloudflare.com, rob.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devfarm.it (unsigned zone)

⏱️ Timing

Total: 696ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.9.236, 172.67.131.17
AAAA22606:4700:3037::6815:9ec, 2606:4700:3033::ac43:8311
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

smtp.devfarm.it points to four IP numbers: 2606:4700:3033::ac43:8311, 2606:4700:3037::6815:9ec, 104.21.9.236 and 172.67.131.17.

Other host names including best(0x68656e746169).net, valeena.dev, animaltotem.net, digbacklink.com and futureiot.tech share IP numbers with smtp.devfarm.it.