host100.iu17.org - robtex.com

host100.iu17.org

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:dad🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:c8de🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.13.173Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.200.222🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
TXTMJ0NpB0
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.13.173, 172.67.200.222
IPv6 hints2606:4700:3033::6815:dad, 2606:4700:3033::ac43:c8de
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com

iu17.org

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:dad🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:c8de🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.13.173Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.200.222🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScoen.ns.cloudflare.com ⭐
NScruz.ns.cloudflare.com
MX001b6d01.pphosted.com ⭐
MXblastproofpoint.iu17.org(99)
TXT348kfj62vh4uh0mf3ppljfgt3q
TXTMS=ms50470835
TXTab26ltlj07lgagivrpl2fd58bt
TXTapple-domain-verification=xCTvFzZqf9kJRKYQ
TXTff8qedc8oj92s6vu4teks2j7p4
TXTgoogle-site-verification=XHNleb7kO6WPz219VZf8P3Lfhdfry1ii1gySYpdNwT4
TXTv=spf1 include:spf.protection.outlook.com include:spf-001b6d01.pphosted.com i...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.13.173, 172.67.200.222
IPv6 hints2606:4700:3033::6815:dad, 2606:4700:3033::ac43:c8de
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOAcoen.ns.cloudflare.comdns@cloudflare.com serial=2401604266
📈 Tranco rank: #433,752

PTR for

100.212.46.173.in-addr.arpa

Same first word

host100.cn
host100.com.cn
host100.net.nz
host100.co.uk
host100.com

Similar names

001host.cn
100host.biz
001host.com
010host.com.cn
010host.com
100host.com
100host.org

DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.13.173172.67.200.2222606:4700:3033::6815:dad2606:4700:3033::ac43:c8de173.46.220.18173.46.220.9
●A104.21.13.1732026-04-13 → 2026-04-24 · 3 obs
○ 2016-04-17 02:14:22
● 2026-04-13 11:24:22
● 2026-04-24 15:17:12
●A172.67.200.2222026-04-13 → 2026-04-24 · 3 obs
○ 2016-04-17 02:14:22
● 2026-04-13 11:24:22
● 2026-04-24 15:17:12
○A173.46.220.182015-06-15 → 2016-04-17 · 4 obs
● 2015-06-15 04:26:16
● 2016-04-17 02:14:22
○ 2026-04-13 11:24:22
○ 2026-04-24 15:17:12
○A173.46.220.92026-04-13 → 2026-04-24 · 2 obs
○ 2026-04-13 11:24:22
○ 2026-04-24 15:17:12
●A2606:4700:3033::6815:dad2026-04-13 → 2026-04-24 · 3 obs
○ 2016-04-17 02:14:22
● 2026-04-13 11:24:22
● 2026-04-24 15:17:12
●A2606:4700:3033::ac43:c8de2026-04-13 → 2026-04-24 · 3 obs
○ 2016-04-17 02:14:22
● 2026-04-13 11:24:22
● 2026-04-24 15:17:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
iu17.orgcruz.ns.cloudflare.com, coen.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.151

NS records: cruz.ns.cloudflare.com, coen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iu17.org (unsigned zone)

⏱️ Timing

Total: 412ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.13.173, 172.67.200.222
AAAA22606:4700:3033::ac43:c8de, 2606:4700:3033::6815:dad
TXT1MJ0NpB0
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

host100.iu17.org maps to four IP numbers: 2606:4700:3033::6815:dad, 2606:4700:3033::ac43:c8de, 104.21.13.173 and 172.67.200.222.

Other host names such as montalvosystems.com, host243.iu17.org, host218.iu17.org, host207.iu17.org and askyourandroid.com share IPs with host100.iu17.org.