ao3.icu - robtex.com
ao3.icu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:dc29🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:5e39🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.94.57Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.220.41🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | isaac.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bb1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isaac.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1b1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | isaac.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21b1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | isaac.ns.cloudflare.com | ||||||
| A | 108.162.193.177🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isaac.ns.cloudflare.com | ||||||
| A | 172.64.33.177🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isaac.ns.cloudflare.com | ||||||
| A | 173.245.59.177🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isaac.ns.cloudflare.com | ||||||
| NS | tess.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tess.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tess.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20e3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tess.ns.cloudflare.com | ||||||
| A | 108.162.192.227🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tess.ns.cloudflare.com | ||||||
| A | 172.64.32.227🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tess.ns.cloudflare.com | ||||||
| A | 173.245.58.227🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tess.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.94.57, 172.67.220.41 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:dc29, 2606:4700:3036::6815:5e39 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com | ||||||
| SOA | isaac.ns.cloudflare.comdns@cloudflare.com serial=2399315038 | ||||||
icu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.nic.icu | ||||||
| NS | b.nic.icu | ||||||
| NS | c.nic.icu | ||||||
| NS | d.nic.icu | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1776159077 | ||||||
Same first word
ao3.live |
ao3.icu |
ao3.com.au |
ao3.com |
ao3.xyz |
ao3.jp |
ao3.no |
ao3.cn |
ao3.top |
ao3.com.br |
ao3.site |
ao3.info |
ao3.ru |
ao3.de |
ao3.net |
ao3.io |
ao3.org |
Similar names
3oa.net |
3ao.pl |
3ao.com |
oa3.org |
o3a.com |
o3a.org |
a3o.be |
3oa.cc |
3oa.com |
3ao.org |
a3o.it |
3oa.co.za |
oa3.net |
o3a.ru |
a3o.ru |
a3o.jp |
a3o.com |
a3o.cn |
3ao.de |
o3a.de |
3oa.de |
3ao.cc |
oa3.ru |
o3a.cn |
o3a.net |
a3o.net |
3ao.cn |
DNS History
6 records (6 active, 0 former)
●NSisaac.ns.cloudflare.com2026-03-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:37:38
●NStess.ns.cloudflare.com2026-03-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:37:38
●A104.21.94.572026-03-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:37:38
●A172.67.220.412026-03-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:37:38
●A2606:4700:3033::ac43:dc292026-03-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:37:38
●A2606:4700:3036::6815:5e392026-03-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:37:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| icu | a.nic.icu, b.nic.icu, c.nic.icu, d.nic.icu | 8 records |
| ao3.icu | tess.ns.cloudflare.com, isaac.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.177
NS records: tess.ns.cloudflare.com, isaac.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ao3.icu (unsigned zone)
⏱️ Timing
Total: 427ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.220.41, 104.21.94.57 |
| AAAA | 2 | 2606:4700:3036::6815:5e39, 2606:4700:3033::ac43:dc29 |
| NS | 2 | isaac.ns.cloudflare.com, tess.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | isaac.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.icu, a.nic.icu, b.nic.icu...)
Analysis
IP Addresses
ao3.icu resolves to four IPs: 2606:4700:3033::ac43:dc29, 2606:4700:3036::6815:5e39, 104.21.94.57 and 172.67.220.41.
Other host names such as www.cpn-news.com.br, deathworld.online, interpretershelp.com, raceoptimal.com and www.211toronto.ca share IP numbers with ao3.icu.
Name Servers
ao3.icu is delegated to two name servers: isaac.ns.cloudflare.com and tess.ns.cloudflare.com.
ao3.icu uses the same name server setup as other domains, including spartadex.io, rhubarbtech.com, postmeon.com, galaxrunningclub.com and academyhacker.com.
At least part of the name servers for ao3.icu are shared with other domains, for instance shiftspacer.com, mrs2021.org, jabell.co.uk, hcpst.co and didcom.com.mx.
Host names with six IP numbers:
isaac.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb1, 2803:f800:50::6ca2:c1b1, 2a06:98c1:50::ac40:21b1, 108.162.193.177, 172.64.33.177 and 173.245.59.177.
tess.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae3, 2803:f800:50::6ca2:c0e3, 2a06:98c1:50::ac40:20e3, 108.162.192.227, 172.64.32.227 and 173.245.58.227.