ipop.psc.edu - robtex.com
ipop.psc.edu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.182.77.171🇺🇸 PSC-WEC-AS128.182.64.0/18 PSC-WEC | ||||||
| PTR | ipop.psc.edu | ||||||
| MX | mailer1.psc.edu ⭐ | ||||||
| A | 2001:5e8:1:3a::64🇺🇸 PSC-EXT2001:5e8::/32 Three Rivers Optical Exchange Pittsburgh Supercomputing Center 4400 Fifth Avenue Pittsburgh, PA 15213 US | ||||||
| PTR | mailer1.psc.edu | ||||||
| A | 128.182.58.100🇺🇸 PSCNET-HS-AS128.182.0.0/16 PSC Campus Network Pittsburgh Supercomputing Center 4400 Fifth Avenue Pittsburgh, PA 15213 | ||||||
| PTR | mailer1.psc.edu | ||||||
| MX | mailer2.psc.edu ⭐ | ||||||
| A | 2001:5e8:2:46::6a🇺🇸 PSC-EXT2001:5e8::/32 Three Rivers Optical Exchange Pittsburgh Supercomputing Center 4400 Fifth Avenue Pittsburgh, PA 15213 US | ||||||
| PTR | mailer2.psc.edu | ||||||
| A | 128.182.70.106🇺🇸 PSC-WEC-AS128.182.64.0/18 PSC-WEC | ||||||
| PTR | mailer2.psc.edu | ||||||
psc.edu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 44.217.168.139🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| NS | dns1.psc.edu ⭐ | ||||||
| NS | charon.psc.edu | ||||||
| NS | ns4.oar.net | ||||||
| NS | ns5.oar.net | ||||||
| NS | ns6.oar.net | ||||||
| NS | ns7.oar.net | ||||||
| MX | mailer1.psc.edu ⭐ | ||||||
| MX | mailer2.psc.edu ⭐ | ||||||
| TXT | mt-94806477 | ||||||
| TXT | v=spf1 mx ip4:128.182.0.0/16 ip4:192.101.139.0/24 ip4:192.231.243.0/24 ip4:19... | ||||||
| SOA | dns1.psc.edupscnet-admin@psc.edu serial=1774641627 | ||||||
rank #40239 globally
rank #779 in the tld
WOT: SAFE (85/100)
📈 Tranco rank: #30,478
PTR for
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●A128.182.77.1712015-08-14 → 2026-03-28 · 2 obs
● 2026-03-28 20:11:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| edu | a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net... | - |
| psc.edu | charon.psc.edu, dns1.psc.edu, ns4.oar.net, ns5.oar.net... | 4 records |
✅ Authoritative Response
Server:128.182.58.105
NS records: charon.psc.edu, dns1.psc.edu, ns4.oar.net, ns5.oar.net, ns6.oar.net, ns7.oar.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 158ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.182.77.171 |
| MX | 2 | mailer2.psc.edu (pri: 20), mailer1.psc.edu (pri: 20) |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (charon.psc.edu, charon.psc.edu, dns1.psc.edu...)
Analysis
IP Addresses
ipop.psc.edu points to a single IP: 128.182.77.171.
Mail Servers
ipop.psc.edu is handled by two mail servers: mailer1.psc.edu and mailer2.psc.edu.
ipop.psc.edu has the same mail server setup as other domains, including vpn-300sc-sa-25.psc.edu, nic-old.3rox.net, roundrobin-10-32-3.pvt.psc.edu, uk-ipmi.pvt.psc.edu and vpn-300sc-sa-14.psc.edu.
ipop.psc.edu shares some mail servers with other domains, at least partially, such as dhcp77-30.psc.edu, midas.psc.edu, xtc.xsede.org, gartok.wlan.psc.edu and titleist.wlan.psc.edu.
Host names with two IP numbers:
mailer1.psc.edu points to: 2001:5e8:1:3a::64 and 128.182.58.100
mailer2.psc.edu points to: 2001:5e8:2:46::6a and 128.182.70.106