math.poly.edu - dns.ninja
math.poly.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.6.203.244🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-6-203-244.compute-1.amazonaws.com | ||||||
| MX | barracuda.poly.edu ⭐ | ||||||
| MX | mail.poly.edu(20) | ||||||
| A | 128.238.2.92🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| A | 128.238.2.93🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| PTR | duke.poly.edu | ||||||
| PTR | dukebackup.poly.edu | ||||||
| PTR | mail.poly.edu | ||||||
| A | 128.238.2.192🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
| PTR | duke.poly.edu | ||||||
| PTR | mail.poly.edu | ||||||
| A | 128.238.2.193🇺🇸 AS54965128.238.0.0/16 Polytechnic Institute of NYU | ||||||
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 ⚠️ Not in parent delegation | ||||||
| NS | ns1.nyu.net ⚠️ Not in zone NS records | ||||||
| NS | ns1.poly.edu ⚠️ Not in parent delegation | ||||||
| NS | ns2.nyu.org ⚠️ Not in zone NS records | ||||||
| NS | ns2.poly.edu ⚠️ Not in parent delegation | ||||||
| NS | ns4.nyu.edu ⚠️ Not in zone NS records | ||||||
| NS | photon.poly.edu ⚠️ Not in parent delegation | ||||||
| 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 | C41CA3C6993B7B10FA47B05C51DABEB5 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.c... | ||||||
| TXT | apple-domain-verification=PKlpMMYuXje4V8l2 | ||||||
| TXT | 3601093087071A41093ECB77EE24BB14 | ||||||
| TXT | FC1C7A1F8EC1F88AA19C684786126688 | ||||||
| SOA | dns-vm-01.poly.edupoly@edu serial=19160848 | ||||||
rank #34719 globally
rank #712 in the tld
WOT: SAFE (93/100)
📈 Tranco rank: #62,743
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
●MXbarracuda.poly.edu2008-11-29 → 2026-08-15 · 2 obs
● 2026-08-15 03:45:24
○MXmath.poly.edu.s8a1.psmtp.com2008-11-29 → 2008-11-29 · 3 obs
○ 2015-08-20 21:24:06
○ 2026-08-15 03:45:24
○MXmath.poly.edu.s8a2.psmtp.com2008-11-29 → 2008-11-29 · 3 obs
○ 2015-08-20 21:24:06
○ 2026-08-15 03:45:24
○MXmath.poly.edu.s8b1.psmtp.com2008-11-29 → 2008-11-29 · 3 obs
○ 2015-08-20 21:24:06
○ 2026-08-15 03:45:24
○MXmath.poly.edu.s8b2.psmtp.com2008-11-29 → 2008-11-29 · 3 obs
○ 2015-08-20 21:24:06
○ 2026-08-15 03:45:24
○A128.238.119.512008-11-29 → 2008-11-29 · 3 obs
○ 2015-08-20 21:24:06
○ 2026-08-15 03:45:24
●A52.6.203.2442015-08-20 → 2026-08-15 · 3 obs
● 2015-08-20 21:24:06
● 2026-08-15 03:45:24
🔍 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 | ns1.nyu.net, ns2.nyu.org, ns4.nyu.edu | 1 record |
✅ Authoritative Response
Server:128.122.0.76
NS records: ns1.nyu.net, ns2.nyu.org, ns4.nyu.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for poly.edu (unsigned zone)
⏱️ Timing
Total: 226ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.6.203.244 |
| MX | 2 | mail.poly.edu (pri: 20), barracuda.poly.edu (pri: 10) |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns4.nyu.edu)
Analysis
IP Addresses
math.poly.edu resolves to one IP address: 52.6.203.244.
Other host names share IP numbers with math.poly.edu; ec2-52-6-203-244.compute-1.amazonaws.com is one such example.
Mail Servers
Mail for math.poly.edu is handled by two mail servers — barracuda.poly.edu and mail.poly.edu.
math.poly.edu has at least partial mail server overlap with other domains such as max.poly.edu, rama.poly.edu, mem2.poly.edu and two more.
It is common to find these mail servers used together with the mail servers d285629a.ess.barracudanetworks.com and d285629b.ess.barracudanetworks.com.
Hosts that point to four IP numbers:
mail.poly.edu directs to 128.238.2.92, 128.238.2.93, 128.238.2.192 and 128.238.2.193.