mail.send2app.com - robtex.com

mail.send2app.com

DNSSEC⚠️ Not signed
A2606:4700:4400::6812:2579🇺🇸 Cloudflare2606:4700:4400::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:440b::ac40:9687🇺🇸 Cloudflare2606:4700:440b::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.37.121Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.150.135🇺🇸 Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
TXTheritage=external-dns,external-dns/owner=prod-emp,external-dns/resource=servi...
HTTPSHTTP/2 ✓ hints match
IPv4104.18.37.121, 172.64.150.135
IPv62606:4700:4400::6812:2579, 2606:4700:440b::ac40:9687

send2app.com

DNSSEC⚠️ Not signed
A2606:4700:4400::6812:2579🇺🇸 Cloudflare2606:4700:4400::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:440b::ac40:9687🇺🇸 Cloudflare2606:4700:440b::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.37.121Cloudflare104.18.37.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.150.135🇺🇸 Cloudflare172.64.150.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSowen.ns.cloudflare.com ⭐
NSserena.ns.cloudflare.com
TXTgoogle-site-verification=VJ222EWGAbmiVsb0NhY9Jmi9uE-3oRd1_ScqSaNcOWo
TXTgoogle-site-verification=Z5pD5IUrpQHBg7mL2evQ_YyQKwSr6Vs1P75zEZ8kB1o
HTTPSHTTP/2 ✓ hints match
IPv4104.18.37.121, 172.64.150.135
IPv62606:4700:4400::6812:2579, 2606:4700:440b::ac40:9687
SOAowen.ns.cloudflare.comdns@cloudflare.com serial=2398724979
📈 Tranco rank: #527,699

Previously MX for

send2app.com

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.18.37.121172.64.150.1352606:4700:4400::6812:25792606:4700:440b::ac40:9687160.153.41.4
●A104.18.37.1212026-03-25 → 2026-03-25 · 3 obs
○ 2016-05-07 10:06:22
● 2026-03-25 08:06:24
● 2026-03-25 08:06:26
○A160.153.41.42015-07-19 → 2016-05-07 · 4 obs
● 2015-07-19 06:52:16
● 2016-05-07 10:06:22
○ 2026-03-25 08:06:24
○ 2026-03-25 08:06:26
●A172.64.150.1352026-03-25 → 2026-03-25 · 3 obs
○ 2016-05-07 10:06:22
● 2026-03-25 08:06:24
● 2026-03-25 08:06:26
●A2606:4700:4400::6812:25792026-03-25 → 2026-03-25 · 3 obs
○ 2016-05-07 10:06:22
● 2026-03-25 08:06:24
● 2026-03-25 08:06:26
●A2606:4700:440b::ac40:96872026-03-25 → 2026-03-25 · 3 obs
○ 2016-05-07 10:06:22
● 2026-03-25 08:06:24
● 2026-03-25 08:06:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net...-
send2app.comowen.ns.cloudflare.com, serena.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.219

NS records: owen.ns.cloudflare.com, serena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for send2app.com (unsigned zone)

⏱️ Timing

Total: 179ms | Queries: -

📄 Records

TypeCountSample Data
A2172.64.150.135, 104.18.37.121
AAAA22606:4700:4400::6812:2579, 2606:4700:440b::ac40:9687
TXT1heritage=external-dns,external-dns/owner
HTTPS1{"priority":1,"target":".","alpn":["h2"]

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.send2app.com maps to four IP numbers: 2606:4700:4400::6812:2579, 2606:4700:440b::ac40:9687, 104.18.37.121 and 172.64.150.135.

Other host names, for instance talk.economistfoundation.org, estringhcp.com, landrysinc.com, send2app.com and api.huggies.com.cn share IP numbers with mail.send2app.com.