dl.office365install.com - robtex.com

dl.office365install.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:d5ab🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:109b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.155Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.213.171🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.155, 172.67.213.171
IPv6 hints2606:4700:3035::ac43:d5ab, 2606:4700:3037::6815:109b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com

office365install.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:d5ab🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:109b🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.155Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.213.171🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkarina.ns.cloudflare.com ⭐
NSmatt.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.155, 172.67.213.171
IPv6 hints2606:4700:3035::ac43:d5ab, 2606:4700:3037::6815:109b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com
SOAkarina.ns.cloudflare.comdns@cloudflare.com serial=2401689657

Same first word

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Similar names

ld.se
ld.co
ld.vg
ld.ie
ld.ae
ld.com.tr
ld.com.pk
ld.cz
ld.fi
ld.uk
ld.be
ld.ms
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ld.tv
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ld.si
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ld.kz
ld.nu
ld.ru
ld.nl
ld.lc
ld.com.ua
ld.com.tw
ld.network
ld.net.au
ld.ag
ld.org

DNS History

4 records (4 active, 0 former)

A104.21.16.155172.67.213.1712606:4700:3035::ac43:d5ab2606:4700:3037::6815:109b
●A104.21.16.1552026-04-25 → 2026-05-11 · 2 obs
● 2026-04-25 20:31:58
● 2026-05-11 05:59:00
●A172.67.213.1712026-04-25 → 2026-05-11 · 2 obs
● 2026-04-25 20:31:58
● 2026-05-11 05:59:00
●A2606:4700:3035::ac43:d5ab2026-04-25 → 2026-05-11 · 2 obs
● 2026-04-25 20:31:58
● 2026-05-11 05:59:00
●A2606:4700:3037::6815:109b2026-04-25 → 2026-05-11 · 2 obs
● 2026-04-25 20:31:58
● 2026-05-11 05:59:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net...-
office365install.commatt.ns.cloudflare.com, karina.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.178

NS records: matt.ns.cloudflare.com, karina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for office365install.com (unsigned zone)

⏱️ Timing

Total: 1148ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.16.155, 172.67.213.171
AAAA22606:4700:3037::6815:109b, 2606:4700:3035::ac43:d5ab
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

dl.office365install.com maps to four IP numbers: 2606:4700:3035::ac43:d5ab, 2606:4700:3037::6815:109b, 104.21.16.155 and 172.67.213.171.

other host names include rik88a.org, lightfeathergames.com, eastar-capital.com, dhlyxgf.com and www.chapmaner.co.nz.cdn.cloudflare.net; they share IP numbers with dl.office365install.com.