ao3cn.com - robtex.com
ao3cn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.19.58.172🇫🇷 OVH162.19.0.0/17 | ||||||
| PTR | fran1.symbolhost.com | ||||||
| NS | ns1.symbolhost.com ⭐ | ||||||
| A | 212.71.251.197🇬🇧 AKAMAI-LINODE-AP212.71.248.0/21 Akamai Technologies | ||||||
| PTR | li624-197.members.linode.com | ||||||
| NS | ns2.symbolhost.com | ||||||
| A | 50.116.45.183🇺🇸 AKAMAI-LINODE-AP50.116.32.0/20 Akamai Technologies | ||||||
| PTR | li484-183.members.linode.com | ||||||
| NS | ns3.symbolhost.com ⚠️ Not in parent delegation | ||||||
| A | 212.71.251.197🇬🇧 AKAMAI-LINODE-AP212.71.248.0/21 Akamai Technologies | ||||||
| PTR | li624-197.members.linode.com | ||||||
| NS | ns4.symbolhost.com ⚠️ Not in parent delegation | ||||||
| A | 50.116.45.183🇺🇸 AKAMAI-LINODE-AP50.116.32.0/20 Akamai Technologies | ||||||
| PTR | li484-183.members.linode.com | ||||||
| MX | ao3cn.com ⭐ | ||||||
| A | 162.19.58.172🇫🇷 OVH162.19.0.0/17 | ||||||
| PTR | fran1.symbolhost.com | ||||||
| TXT | v=spf1 +a +mx +ip4:162.19.58.172 ~all | ||||||
| SOA | ns1.symbolhost.comadmin@symbolhost.org 2026-07-23 #6 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784839132 | ||||||
rank #161704 in the tld
MX for
ao3cn.com |
Same first word
ao3cn.com |
Similar names
DNS History
12 records (6 active, 6 former)
●NSns1.symbolhost.com2026-06-13 → 2026-07-23 · 3 obs
● 2026-06-13 18:18:36
● 2026-07-23 21:06:26
●NSns2.symbolhost.com2026-06-13 → 2026-07-23 · 3 obs
● 2026-06-13 18:18:36
● 2026-07-23 21:06:26
●NSns3.symbolhost.com2026-06-13 → 2026-07-23 · 3 obs
● 2026-06-13 18:18:36
● 2026-07-23 21:06:26
●NSns4.symbolhost.com2026-06-13 → 2026-07-23 · 3 obs
● 2026-06-13 18:18:36
● 2026-07-23 21:06:26
○NSuma.ns.cloudflare.com2020-03-04 → 2020-03-04 · 3 obs
○ 2026-06-13 18:18:36
○ 2026-07-23 21:06:26
○NSvin.ns.cloudflare.com2020-03-04 → 2020-03-04 · 3 obs
○ 2026-06-13 18:18:36
○ 2026-07-23 21:06:26
●MXao3cn.com2026-06-13 → 2026-07-23 · 2 obs
● 2026-07-23 21:06:26
○A104.18.42.2392020-03-04 → 2020-03-04 · 3 obs
○ 2026-06-13 18:18:36
○ 2026-07-23 21:06:26
○A104.18.43.2392020-03-04 → 2020-03-04 · 3 obs
○ 2026-06-13 18:18:36
○ 2026-07-23 21:06:26
●A162.19.58.1722026-06-13 → 2026-07-23 · 3 obs
● 2026-06-13 18:18:36
● 2026-07-23 21:06:26
○A2606:4700:3031::6812:2bef2020-03-04 → 2020-03-04 · 3 obs
○ 2026-06-13 18:18:36
○ 2026-07-23 21:06:26
○A2606:4700:3033::6812:2aef2020-03-04 → 2020-03-04 · 3 obs
○ 2026-06-13 18:18:36
○ 2026-07-23 21:06:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ao3cn.com | ns1.symbolhost.com, ns2.symbolhost.com | 2 records |
✅ Authoritative Response
Server:212.71.251.197
NS records: ns1.symbolhost.com, ns2.symbolhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ao3cn.com (unsigned zone)
⏱️ Timing
Total: 291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.19.58.172 |
| NS | 4 | ns4.symbolhost.com, ns2.symbolhost.com... |
| MX | 1 | ao3cn.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:162.19.58.172 ~all |
| SOA | 1 | ns1.symbolhost.com admin.symbolhost.org |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.symbolhost.com, ns2.symbolhost.com)
Analysis
Mail Server Role
The MX record for ao3cn.com points back to ao3cn.com — it is its own mail server.
IP Addresses
ao3cn.com directs to one IP number, which is 162.19.58.172.
Among the host names that share IP numbers with ao3cn.com are at777.com.pk, x5555.com.pk, don555.com and two others.
Name Servers
The domain ao3cn.com is delegated to these four name servers: ns1.symbolhost.com, ns2.symbolhost.com, ns3.symbolhost.com and ns4.symbolhost.com.
There is at least partial name server overlap between ao3cn.com and other domains — 6666d.com.pk, fasting-calculator.site, ssa.com.pk and two more among them.
Of the four host names ns1.symbolhost.com, ns2.symbolhost.com, ns3.symbolhost.com and ns4.symbolhost.com, each resolves to a single IP address: ns1.symbolhost.com to 212.71.251.197, ns2.symbolhost.com to 50.116.45.183, ns3.symbolhost.com to 212.71.251.197 and ns4.symbolhost.com to 50.116.45.183.
Host names pointing to 212.71.251.197 IP addresses: ns1.symbolhost.com and ns3.symbolhost.com.
Host names pointing to 50.116.45.183 IP addresses: ns2.symbolhost.com and ns4.symbolhost.com.
Mail Servers
The MX record for ao3cn.com points to a single mail server: ao3cn.com.
ao3cn.com has exactly one IP number: 162.19.58.172.