library.poly.edu - robtex.com
library.poly.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.238.197.33🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| MX | mail.library.poly.edu ⭐ | ||||||
| A | 128.238.142.8🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| PTR | mail.library.poly.edu | ||||||
poly.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.172.89.115🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix | ||||||
| A | 128.238.1.62🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| A | 128.238.1.63🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| A | 128.238.1.68🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| A | 128.238.1.69🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| A | 128.238.111.62🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| NS | dns-vm-01.poly.edu ⭐ ⚠️ Not in parent delegation | ||||||
| NS | gatekeeper.poly.edu | ||||||
| NS | ns1.poly.edu | ||||||
| NS | ns2.poly.edu | ||||||
| NS | photon.poly.edu | ||||||
| NS | poly-ad-vm-01.poly.edu ⚠️ Not in parent delegation | ||||||
| NS | poly-ad-vm-02.poly.edu ⚠️ Not in parent delegation | ||||||
| NS | poly-addr-vm-01.poly.edu ⚠️ Not in parent delegation | ||||||
| NS | wins-vm-01.poly.edu ⚠️ Not in parent delegation | ||||||
| MX | d285629a.ess.barracudanetworks.com ⭐ | ||||||
| MX | d285629b.ess.barracudanetworks.com(15) | ||||||
| MX | poly-edu.mail.protection.outlook.com(20) | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.c... | ||||||
| TXT | apple-domain-verification=PKlpMMYuXje4V8l2 | ||||||
| SOA | dns-vm-01.poly.edupoly@edu serial=18957780 | ||||||
rank #34138 globally
rank #711 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #40,922
Subdomains
mail.library.poly.edu |
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●MXmail.library.poly.edu2015-06-12 → 2026-03-23 · 2 obs
● 2015-06-12 14:14:46
● 2026-03-23 17:29:40
● 2026-03-23 17:29:40
●A128.238.197.332015-06-12 → 2026-03-23 · 2 obs
● 2015-06-12 14:14:46
● 2026-03-23 17:29:40
● 2026-03-23 17:29:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| edu | a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net... | - |
| poly.edu | photon.poly.edu, gatekeeper.poly.edu, ns1.poly.edu, ns2.poly.edu | 4 records |
✅ Authoritative Response
Server:128.238.32.22
NS records: photon.poly.edu, gatekeeper.poly.edu, ns1.poly.edu, ns2.poly.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for poly.edu (unsigned zone)
⏱️ Timing
Total: 158ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.238.197.33 |
| MX | 1 | mail.library.poly.edu (pri: 10) |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (photon.poly.edu, gatekeeper.poly.edu, ns1.poly.edu...)
Analysis
Hierarchy
The parent of mail.library.poly.edu is library.poly.edu.
IP Addresses
library.poly.edu points to a single IP address: 128.238.197.33.
Other host names, for instance gc.poly.edu, share IP numbers with library.poly.edu.
Mail Servers
The mail.library.poly.edu mail server handles library.poly.edu.
mail.library.poly.edu points to a single IP number: 128.238.142.8.