mail.respontodo.com - robtex.com

mail.respontodo.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:34d2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:cc17🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.52.210Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.23🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.52.210, 172.67.204.23
IPv6 hints2606:4700:3031::6815:34d2, 2606:4700:3034::ac43:cc17
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com

respontodo.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:34d2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:cc17🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.52.210Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.23🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalexis.ns.cloudflare.com ⭐
NSfrida.ns.cloudflare.com
TXT1|www.respontodo.com
TXTca3-f62ec2ed2e5447d584a3267a146d74fb
TXTv=spf1 +all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.52.210, 172.67.204.23
IPv6 hints2606:4700:3031::6815:34d2, 2606:4700:3034::ac43:cc17
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=198, name=cloudflare-ech.com
SOAalexis.ns.cloudflare.comdns@cloudflare.com serial=2400953359

Previously MX for

respontodo.com

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.52.210172.67.204.232606:4700:3031::6815:34d22606:4700:3034::ac43:cc17205.186.153.231
●A104.21.52.2102026-05-12 → 2026-05-13 · 3 obs
○ 2016-04-17 07:36:42
● 2026-05-12 17:52:46
● 2026-05-13 07:37:48
●A172.67.204.232026-05-12 → 2026-05-13 · 3 obs
○ 2016-04-17 07:36:42
● 2026-05-12 17:52:46
● 2026-05-13 07:37:48
○A205.186.153.2312015-06-15 → 2016-04-17 · 4 obs
● 2015-06-15 22:12:12
● 2016-04-17 07:36:42
○ 2026-05-12 17:52:46
○ 2026-05-13 07:37:48
●A2606:4700:3031::6815:34d22026-05-12 → 2026-05-13 · 3 obs
○ 2016-04-17 07:36:42
● 2026-05-12 17:52:46
● 2026-05-13 07:37:48
●A2606:4700:3034::ac43:cc172026-05-12 → 2026-05-13 · 3 obs
○ 2016-04-17 07:36:42
● 2026-05-12 17:52:46
● 2026-05-13 07:37:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
respontodo.comalexis.ns.cloudflare.com, frida.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.137

NS records: alexis.ns.cloudflare.com, frida.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for respontodo.com (unsigned zone)

⏱️ Timing

Total: 497ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.204.23, 104.21.52.210
AAAA22606:4700:3031::6815:34d2, 2606:4700:3034::ac43:cc17
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (alexis.ns.cloudflare.com, alexis.ns.cloudflare.com, alexis.ns.cloudflare.com...)

Analysis

IP Addresses

mail.respontodo.com resolves to four IP numbers: 2606:4700:3031::6815:34d2, 2606:4700:3034::ac43:cc17, 104.21.52.210 and 172.67.204.23.

Other host names such as pereval-djatlova.lordserial.glass, qmtdoor.com, helitour.co.kr, jobsinmarketing.io and grandwallpapers.net share IPs with mail.respontodo.com.