a.mx.d2la.com - robtex.com

a.mx.d2la.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3ed4🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8b57🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.62.212Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.139.87🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.62.212, 172.67.139.87
IPv6 hints2606:4700:3030::6815:3ed4, 2606:4700:3037::ac43:8b57
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=139, name=cloudflare-ech.com

mx.d2la.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3ed4🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:8b57🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.62.212Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.139.87🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.62.212, 172.67.139.87
IPv6 hints2606:4700:3030::6815:3ed4, 2606:4700:3037::ac43:8b57
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com

Previously MX for

d2la.com

Same first word

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a.how
a.com.uy
a.center
a.industries
a.cash
a.akamaiedge-staging.net
a.tm
a.health
a.cr
a.wtf
a.holiday
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a.com.pk
a.at
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a.express
a.geek.nz
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a.appspot.com
a.com.ua
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a.org.pe
a.doctor
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a.cc
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a.wedding
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a.biz
a.im
a.discount
a.support
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a.cl
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a.net.vn
a.careers
a.parts
a.gl
a.tennis
a.solutions
a.plus
a.events
a.pics
a.co.za
a.uk
a.partners
a.canva-apps.cn
a.chat
a.pictures
a.guru
a.aivencloud.com
a.zip
a.directory

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a.day
a.co.tz
a.toys
a.taxi
a.cam
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a.org.ua
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a.video
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DNS History

10 records (4 active, 6 former)

197019751980198519901995200020052010201520202025A104.21.62.212172.67.139.872606:4700:3030::6815:3ed42606:4700:3037::ac43:8b57188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::54.213.236.4664.239.136.142
●A104.21.62.2122026-03-04 → 2026-05-13 · 6 obs
○ 2026-02-15 11:42:36
● 2026-03-04 14:38:02
● 2026-03-14 01:32:26
○ 2026-03-25 07:28:12
● 2026-05-08 11:26:50
● 2026-05-13 05:03:28
●A172.67.139.872026-03-04 → 2026-05-13 · 6 obs
○ 2026-02-15 11:42:36
● 2026-03-04 14:38:02
● 2026-03-14 01:32:26
○ 2026-03-25 07:28:12
● 2026-05-08 11:26:50
● 2026-05-13 05:03:28
○A188.114.96.02026-02-15 → 2026-03-25 · 7 obs
○ 2016-09-13 16:06:34
● 2026-02-15 11:42:36
○ 2026-03-04 14:38:02
○ 2026-03-14 01:32:26
● 2026-03-25 07:28:12
○ 2026-05-08 11:26:50
○ 2026-05-13 05:03:28
○A188.114.97.02026-02-15 → 2026-03-25 · 7 obs
○ 2016-09-13 16:06:34
● 2026-02-15 11:42:36
○ 2026-03-04 14:38:02
○ 2026-03-14 01:32:26
● 2026-03-25 07:28:12
○ 2026-05-08 11:26:50
○ 2026-05-13 05:03:28
●A2606:4700:3030::6815:3ed42026-03-04 → 2026-05-13 · 6 obs
○ 2026-02-15 11:42:36
● 2026-03-04 14:38:02
● 2026-03-14 01:32:26
○ 2026-03-25 07:28:12
● 2026-05-08 11:26:50
● 2026-05-13 05:03:28
●A2606:4700:3037::ac43:8b572026-03-04 → 2026-05-13 · 6 obs
○ 2026-02-15 11:42:36
● 2026-03-04 14:38:02
● 2026-03-14 01:32:26
○ 2026-03-25 07:28:12
● 2026-05-08 11:26:50
● 2026-05-13 05:03:28
○A2a06:98c1:3120::2026-02-15 → 2026-03-25 · 7 obs
○ 2016-09-13 16:06:34
● 2026-02-15 11:42:36
○ 2026-03-04 14:38:02
○ 2026-03-14 01:32:26
● 2026-03-25 07:28:12
○ 2026-05-08 11:26:50
○ 2026-05-13 05:03:28
○A2a06:98c1:3121::2026-02-15 → 2026-03-25 · 7 obs
○ 2016-09-13 16:06:34
● 2026-02-15 11:42:36
○ 2026-03-04 14:38:02
○ 2026-03-14 01:32:26
● 2026-03-25 07:28:12
○ 2026-05-08 11:26:50
○ 2026-05-13 05:03:28
○A54.213.236.462016-09-13 → 2016-09-13 · 4 obs
○ 1970-01-01 00:00:00
● 2016-09-13 16:06:34
○ 2026-02-15 11:42:36
○ 2026-05-13 05:03:28
○A64.239.136.1421970-01-01 → 1970-01-01 · 3 obs
● 1970-01-01 00:00:00
○ 2016-09-13 16:06:34
○ 2026-05-13 05:03:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...-
d2la.comvern.ns.cloudflare.com, meadow.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.51

NS records: vern.ns.cloudflare.com, meadow.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for d2la.com (unsigned zone)

⏱️ Timing

Total: 144ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.139.87, 104.21.62.212
AAAA22606:4700:3037::ac43:8b57, 2606:4700:3030::6815:3ed4
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

a.mx.d2la.com points to four IP numbers: 2606:4700:3030::6815:3ed4, 2606:4700:3037::ac43:8b57, 104.21.62.212 and 172.67.139.87.

Other host names, for instance heywhois.com, ns2.alpharoguegaming.com, iyaxefe.top, www.d2la.com and goldencardsbase.com share IP numbers with a.mx.d2la.com.