blackfordcomputing.com - dns.ninja
blackfordcomputing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.154.133.100🇺🇸 MULTNOMAH-ESD66.154.128.0/17 Northwest Regional ESD | ||||||
| NS | ns3.worldnic.com ⭐ | ||||||
| A | 162.159.26.110Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | powerdns-prod06.dc.tutum.co | ||||||
| NS | ns4.worldnic.com | ||||||
| A | 162.159.27.124Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mx.blackfordcomputing.com ⭐ | ||||||
| A | 66.154.133.100🇺🇸 MULTNOMAH-ESD66.154.128.0/17 Northwest Regional ESD | ||||||
| SOA | NS3.WORLDNIC.comnamehost@WORLDNIC.com serial=108120922 | ||||||
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=1784906367 | ||||||
Subdomains
Same first word
blackfordcomputing.com |
DNS History
8 records (4 active, 4 former)
○NSns1.blackfordcomputing.com2007-11-12 → 2007-11-12 · 3 obs
○ 2015-08-19 20:07:08
○ 2026-07-24 15:39:32
○NSns2.blackfordcomputing.com2007-11-12 → 2007-11-12 · 3 obs
○ 2015-08-19 20:07:08
○ 2026-07-24 15:39:32
●NSns3.worldnic.com2015-08-19 → 2026-07-24 · 3 obs
● 2015-08-19 20:07:08
● 2026-07-24 15:39:32
●NSns4.worldnic.com2015-08-19 → 2026-07-24 · 3 obs
● 2015-08-19 20:07:08
● 2026-07-24 15:39:32
●MXmx.blackfordcomputing.com2007-11-12 → 2026-07-24 · 2 obs
● 2026-07-24 15:39:32
○MXmx1.blackfordcomputing.com2007-11-12 → 2007-11-12 · 3 obs
○ 2015-08-19 20:07:08
○ 2026-07-24 15:39:32
○A65.182.241.1762007-11-12 → 2007-11-12 · 3 obs
○ 2015-08-19 20:07:08
○ 2026-07-24 15:39:32
●A66.154.133.1002015-08-19 → 2026-07-24 · 3 obs
● 2015-08-19 20:07:08
● 2026-07-24 15:39:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| blackfordcomputing.com | ns3.worldnic.com, ns4.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.110
NS records: ns3.worldnic.com, ns4.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blackfordcomputing.com (unsigned zone)
⏱️ Timing
Total: 372ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.154.133.100 |
| NS | 2 | ns3.worldnic.com, ns4.worldnic.com |
| MX | 1 | mx.blackfordcomputing.com (pri: 10) |
| SOA | 1 | NS3.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.worldnic.com, ns4.worldnic.com)
Analysis
Hierarchy
blackfordcomputing.com serves as the parent of mx.blackfordcomputing.com and pdx1.blackfordcomputing.com.
IP Addresses
blackfordcomputing.com has exactly one IP address — 66.154.133.100.
Further host names like blackfords.us and mx.blackfordcomputing.com overlap in IP numbers with blackfordcomputing.com.
Name Servers
blackfordcomputing.com has two authoritative name servers — ns3.worldnic.com and ns4.worldnic.com.
The name server configuration of blackfordcomputing.com is shared with other domains, for instance asaeretirementtrust.org, rrvan.com, kmohl.com and two others.
Some name servers delegated to blackfordcomputing.com are also used by other domains, notably navyarmyfcu.com and quats.org.
ns3.worldnic.com → 162.159.26.110 and ns4.worldnic.com → 162.159.27.124: one IP number per host name.
Mail Servers
blackfordcomputing.com uses one mail server — mx.blackfordcomputing.com.
mx.blackfordcomputing.com points to one IP number — 66.154.133.100.