rivergum.io - robtex.com
rivergum.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | ::1 | ||||||
| A | 139.162.96.7🇯🇵 AKAMAI-LINODE-AP139.162.96.0/19 Akamai Technologies | ||||||
| NS | ns1.erderr.com ⭐ | ||||||
| A | 139.162.96.7🇯🇵 AKAMAI-LINODE-AP139.162.96.0/19 Akamai Technologies | ||||||
| PTR | mail.rivergum.io | ||||||
| NS | ns2.erderr.com | ||||||
| A | 139.162.96.7🇯🇵 AKAMAI-LINODE-AP139.162.96.0/19 Akamai Technologies | ||||||
| PTR | mail.rivergum.io | ||||||
| MX | mail.rivergum.io ⭐ | ||||||
| A | 2400:8902::f03c:91ff:fe59:f1d2🇯🇵 AKAMAI-LINODE-AP2400:8902::/32 Akamai Technologies | ||||||
| PTR | mail6.rivergum.id.au | ||||||
| A | 139.162.96.7🇯🇵 AKAMAI-LINODE-AP139.162.96.0/19 Akamai Technologies | ||||||
| PTR | mail.rivergum.io | ||||||
| TXT | v=spf1 include:rivergum.io ipv4:139.162.96.7 ipv6:2400:8902:0:0:f03c:91ff:fe5... | ||||||
| TXT | 98e56a57-e5f3-4d8a-8af9-49b717a33cad | ||||||
| SOA | ns1.erderr.comroot@erderr.com serial=20230923 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1784880048 | ||||||
Subdomains
mail.rivergum.io |
Same first word
DNS History
5 records (5 active, 0 former)
●NSns1.erderr.com2026-07-19 → 2026-07-24 · 2 obs
● 2026-07-24 08:09:06
●NSns2.erderr.com2026-07-19 → 2026-07-24 · 2 obs
● 2026-07-24 08:09:06
●MXmail.rivergum.io2026-07-19 → 2026-07-24 · 2 obs
● 2026-07-24 08:09:06
●A::12026-07-19 → 2026-07-24 · 2 obs
● 2026-07-24 08:09:06
●A139.162.96.72026-07-19 → 2026-07-24 · 2 obs
● 2026-07-24 08:09:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| rivergum.io | ns1.erderr.com, ns2.erderr.com | - |
✅ Authoritative Response
Server:139.162.96.7
NS records: ns1.erderr.com, ns2.erderr.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rivergum.io (unsigned zone)
⏱️ Timing
Total: 1510ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.162.96.7 |
| AAAA | 1 | ::1 |
| NS | 2 | ns1.erderr.com, ns2.erderr.com |
| MX | 1 | mail.rivergum.io (pri: 1) |
| TXT | 2 | v=spf1 include:rivergum.io ipv4:139.162., 98e56a57-e5f3-4d8a-8af9-49b717a33cad |
| SOA | 1 | ns1.erderr.com root.erderr.com |
Analysis
Hierarchy
mail.rivergum.io is a subdomain of rivergum.io.
IP Addresses
rivergum.io has two IP addresses: 139.162.96.7 and ::1
ns3.dnszoneadmin.com, www.avisium.com, thetbigroup.com plus two other host names have IP numbers in common with rivergum.io.
Name Servers
DNS delegation for rivergum.io points to two name servers: ns1.erderr.com and ns2.erderr.com.
rivergum.io has partial name server overlap with other domains, including erderr.com.
These name servers commonly appear in combination with the name servers ns3.erderr.com.
Both ns1.erderr.com and ns2.erderr.com have a single IP address, 139.162.96.7, and share it.
Host names pointing to 139.162.96.7 IP addresses: ns1.erderr.com and ns2.erderr.com.
Mail Servers
rivergum.io uses one mail server — mail.rivergum.io.
mail.rivergum.io resolves to two IP numbers — 139.162.96.7 and 2400:8902::f03c:91ff:fe59:f1d2.