lecturenotes.org - dns.ninja
lecturenotes.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.xmission.com ⚠️ Not in zone NS records | ||||||
| A | 2607:fa18::11🇺🇸 XMISSION2607:fa18::/32 XMission | ||||||
| PTR | ns.xmission.com | ||||||
| A | 166.70.254.2🇺🇸 XMISSION166.70.0.0/16 XMission | ||||||
| PTR | ns.xmission.com | ||||||
| NS | ns1.xmission.com ⚠️ Not in zone NS records | ||||||
| A | 2607:fa18:0:a::a🇺🇸 XMISSION2607:fa18::/32 XMission | ||||||
| PTR | ns1.xmission.com | ||||||
| A | 204.228.159.2🇺🇸 XMISSION204.228.128.0/19 XMission | ||||||
| PTR | ns1.xmission.com | ||||||
| NS | ns2.xmission.com ⚠️ Not in zone NS records | ||||||
| A | 2001:560:4403:ca5c:aded:beef:deba:c1e🇺🇸 AS185302001:560::/32 Isomedia | ||||||
| A | 207.115.80.155🇺🇸 AS18530207.115.64.0/19 Peer1 Route Object | ||||||
| PTR | ns2.xmission.com | ||||||
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=1785505730 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSns.xmission.com2026-03-29 → 2026-07-31 · 2 obs
● 2026-07-31 14:13:06
●NSns1.xmission.com2026-03-29 → 2026-07-31 · 2 obs
● 2026-07-31 14:13:06
●NSns2.xmission.com2026-03-29 → 2026-07-31 · 2 obs
● 2026-07-31 14:13:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| lecturenotes.org | ns2.xmission.com, ns.xmission.com, ns1.xmission.com | - |
✅ Authoritative Response
Server:207.115.80.155
NS records: ns2.xmission.com, ns.xmission.com, ns1.xmission.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lecturenotes.org (unsigned zone)
⏱️ Timing
Total: 496ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
lecturenotes.org is delegated to three name servers: ns1.xmission.com, ns2.xmission.com and ns.xmission.com.
The name servers of lecturenotes.org overlap at least partially with those of other domains — among them 125.70.166.in-addr.arpa, dhemerae.com, 1950shome.com and two more.
These name servers commonly appear alongside the name servers ns3.xmission.com and xmission.com.
ns1.xmission.com, ns2.xmission.com and ns.xmission.com each resolve to two IP addresses: ns1.xmission.com resolves to 204.228.159.2 and 2607:fa18:0:a::a; ns2.xmission.com resolves to 207.115.80.155 and 2001:560:4403:ca5c:aded:beef:deba:c1e; ns.xmission.com resolves to 166.70.254.2 and 2607:fa18::11.