jefflerman.org - robtex.com
jefflerman.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 74.207.251.185🇺🇸 AKAMAI-LINODE-AP74.207.240.0/20 Akamai Technologies | ||||||
| PTR | golem.jefflerman.net | ||||||
| NS | ns1.linode.com ⭐ | ||||||
| A | 2600:14c0:6::2🇺🇸 Akamai2600:14c0:6::/48 Technologies | ||||||
| PTR | c1-2.akashield.net | ||||||
| A | 92.123.94.2🇳🇱 Akamai92.123.94.0/24 Technologies | ||||||
| PTR | c1-2.akashield.net | ||||||
| NS | ns2.linode.com | ||||||
| A | 2600:14c0:6::3🇺🇸 Akamai2600:14c0:6::/48 Technologies | ||||||
| PTR | c1-3.akashield.net | ||||||
| A | 92.123.94.3🇳🇱 Akamai92.123.94.0/24 Technologies | ||||||
| PTR | c1-3.akashield.net | ||||||
| NS | ns3.linode.com | ||||||
| A | 2600:14c0:7::3🇺🇸 Akamai2600:14c0:7::/48 Technologies | ||||||
| PTR | c2-3.akashield.net | ||||||
| A | 92.123.95.3🇳🇱 Akamai92.123.95.0/24 Technologies | ||||||
| PTR | c2-3.akashield.net | ||||||
| NS | ns4.linode.com | ||||||
| A | 2600:14c0:7::4🇺🇸 Akamai2600:14c0:7::/48 Technologies | ||||||
| PTR | c2-4.akashield.net | ||||||
| A | 92.123.95.4🇳🇱 Akamai92.123.95.0/24 Technologies | ||||||
| PTR | c2-4.akashield.net | ||||||
| MX | mail.jefflerman.org ⭐ | ||||||
| A | 74.207.251.185🇺🇸 AKAMAI-LINODE-AP74.207.240.0/20 Akamai Technologies | ||||||
| PTR | golem.jefflerman.net | ||||||
| SOA | ns1.linode.comjeffrey@lerman.gmail.com 2009-11-15 #91 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1774654589 | ||||||
Same first word
jefflerman.net |
jefflerman.org |
DNS History
6 records (6 active, 0 former)
●NSns1.linode.com2015-06-30 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:48
●NSns2.linode.com2015-06-30 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:48
●NSns3.linode.com2015-06-30 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:48
●NSns4.linode.com2015-06-30 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:48
●MXmail.jefflerman.org2015-06-30 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:48
●A74.207.251.1852015-06-30 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| jefflerman.org | ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com | - |
✅ Authoritative Response
Server:92.123.95.3
NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jefflerman.org (unsigned zone)
⏱️ Timing
Total: 434ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.207.251.185 |
| NS | 4 | ns2.linode.com, ns3.linode.com... |
| MX | 1 | mail.jefflerman.org (pri: 10) |
| SOA | 1 | ns1.linode.com jeffrey.lerman.gmail.com |
Analysis
IP Addresses
jefflerman.org points to a single IP address: 74.207.251.185.
Other host names such as mail.jefflerman.net, golem.jefflerman.net, jefflerman.net and lauraandjeff.net share IP numbers with jefflerman.org.
Name Servers
jefflerman.org is delegated to four name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com and ns4.linode.com.
jefflerman.org at least partially shares name servers with other domains, for example tungsol.net, umichcreative.org, medfordtree.com, eddtk.com and hartling.net.
these name servers are commonly used alongside ns5.linode.com name servers.
Host names with two IP numbers:
ns1.linode.com points to: 2600:14c0:6::2 and 92.123.94.2
ns2.linode.com points to: 2600:14c0:6::3 and 92.123.94.3
ns3.linode.com points to: 2600:14c0:7::3 and 92.123.95.3
ns4.linode.com points to: 2600:14c0:7::4 and 92.123.95.4
Mail Servers
The mail.jefflerman.org mail server handles jefflerman.org.
mail.jefflerman.org points to a single IP number: 74.207.251.185.