classic.sdss.org - robtex.com
classic.sdss.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 23.185.0.2🇺🇸 Fastly23.185.0.0/24 Pantheon | ||||||
sdss.org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 23.185.0.3🇺🇸 Fastly23.185.0.0/24 Pantheon | ||||||
| NS | ens1.jhu.edu ⭐ | ||||||
| NS | ens1.jhmi.edu | ||||||
| MX | mail.inscc.utah.edu ⭐ | ||||||
| TXT | v=spf1 include:_spf.chpc.utah.edu ~all | ||||||
| TXT | atlassian-sending-domain-verification=4eca1417-64cb-4c43-8162-f0294178eb76 | ||||||
| SOA | ens1.jhu.eduhostmaster@jhu.edu serial=2014028877 | ||||||
rank #32228 globally
rank #3644 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #57,207
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A23.185.0.22026-04-26 → 2026-04-26 · 2 obs
● 2026-04-26 20:00:08
● 2026-04-26 20:00:10
● 2026-04-26 20:00:10
○CNAMEdswww-lb.pha.jhu.edu2017-07-15 → 2017-07-15 · 3 obs
● 2017-07-15 19:00:20
○ 2026-04-26 20:00:08
○ 2026-04-26 20:00:10
○ 2026-04-26 20:00:08
○ 2026-04-26 20:00:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| sdss.org | ens1.jhmi.edu, ens1.jhu.edu | - |
✅ Authoritative Response
Server:162.129.253.134
NS records: ens1.jhmi.edu, ens1.jhu.edu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 262ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.185.0.2 |
Analysis
IP Addresses
classic.sdss.org resolves to one IP number: 23.185.0.2.
other host names including hearttransplant.com, broxny.com, chautauquacounty.com, www.photocurating.net and www.inivata.com share IP numbers with classic.sdss.org.