upc.edu - robtex.com
upc.edu
edu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.edu-servers.net ⭐ | ||||||
| NS | b.edu-servers.net | ||||||
| NS | c.edu-servers.net | ||||||
| NS | d.edu-servers.net | ||||||
| NS | e.edu-servers.net | ||||||
| NS | f.edu-servers.net | ||||||
| NS | g.edu-servers.net | ||||||
| NS | h.edu-servers.net | ||||||
| NS | i.edu-servers.net | ||||||
| NS | j.edu-servers.net | ||||||
| NS | k.edu-servers.net | ||||||
| NS | l.edu-servers.net | ||||||
| NS | m.edu-servers.net | ||||||
| SOA | a.edu-servers.netnstld@verisign-grs.com serial=1771608165 | ||||||
rank #152 in the tld
WOT: SAFE (85/100)
📈 Tranco rank: #14,605
PTR for
Up
Same first word
Similar names
DNS History
16 records (11 active, 5 former)
○NSbackus.upc.es2009-02-01 → 2019-10-29 · 4 obs
● 2019-10-29 15:24:40
○ 2020-02-20 06:54:46
○ 2026-02-26 11:52:10
○NSeuler.upc.es2009-02-01 → 2019-10-29 · 4 obs
● 2019-10-29 15:24:40
○ 2020-02-20 06:54:46
○ 2026-02-26 11:52:10
●NSns.upc.edu2020-02-20 → 2026-02-26 · 3 obs
● 2020-02-20 06:54:46
● 2026-02-26 11:52:10
●NSns1.cesca.cat2015-08-29 → 2026-02-26 · 3 obs
● 2015-08-29 23:18:20
● 2026-02-26 11:52:10
●NSns1.upc.edu2019-10-29 → 2026-02-26 · 3 obs
● 2019-10-29 15:24:40
● 2026-02-26 11:52:10
●NSns2.cesca.cat2015-08-29 → 2026-02-26 · 3 obs
● 2015-08-29 23:18:20
● 2026-02-26 11:52:10
●NSns2.upc.edu2019-10-29 → 2026-02-26 · 3 obs
● 2019-10-29 15:24:40
● 2026-02-26 11:52:10
●MXalt1.aspmx.l.google.com2026-02-14 → 2026-02-26 · 3 obs
● 2026-02-14 17:09:06
● 2026-02-26 11:52:10
●MXalt2.aspmx.l.google.com2026-02-14 → 2026-02-26 · 3 obs
● 2026-02-14 17:09:06
● 2026-02-26 11:52:10
●MXalt3.aspmx.l.google.com2026-02-14 → 2026-02-26 · 3 obs
● 2026-02-14 17:09:06
● 2026-02-26 11:52:10
●MXalt4.aspmx.l.google.com2026-02-14 → 2026-02-26 · 3 obs
● 2026-02-14 17:09:06
● 2026-02-26 11:52:10
●MXaspmx.l.google.com2026-02-14 → 2026-02-26 · 3 obs
● 2026-02-14 17:09:06
● 2026-02-26 11:52:10
○MXmx1.upc.es2009-02-01 → 2021-04-20 · 4 obs
● 2021-04-20 10:02:36
○ 2026-02-14 17:09:06
○ 2026-02-26 11:52:10
○MXmx2.upc.es2009-02-01 → 2021-04-20 · 4 obs
● 2021-04-20 10:02:36
○ 2026-02-14 17:09:06
○ 2026-02-26 11:52:10
○A147.83.194.212009-02-01 → 2009-02-01 · 3 obs
○ 2015-08-29 23:18:20
○ 2026-02-26 11:52:10
●A147.83.2.1352015-08-29 → 2026-02-26 · 3 obs
● 2015-08-29 23:18:20
● 2026-02-26 11:52:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| edu | a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net... | - |
| upc.edu | ns1.cesca.cat, ns2.cesca.cat, ns1.upc.edu, ns2.upc.edu | 2 records |
✅ Authoritative Response
Server: 147.83.0.1
NS records: ns1.cesca.cat, ns2.cesca.cat, ns1.upc.edu, ns2.upc.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for upc.edu (unsigned zone)
⏱️ Timing
Total: 1581ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.83.2.135 |
| NS | 4 | ns1.upc.edu, ns2.cesca.cat... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)... |
| TXT | 8 | v=spf1 include:_spf1main.upc.edu include, 1657696626453... |
| SOA | 1 | ns.upc.edu hostmaster.upcnet.es |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.upc.edu, ns2.upc.edu)
AI analysis
upc.edu is a parent of bus-soades.upc.edu, stefan1.upc.edu, kotelepseb01-routing.upc.edu, feelfree.upc.edu, cataleg.upc.edu and hundreds of other host names.
upc.edu points to a single IP address: 147.83.2.135.
Other host names such as www.upc.es, masters.upc.edu, saladepremsa.upc.edu, upc.cat and barcelonatech-upc.eu share IP numbers with upc.edu.
upc.edu is delegated to five name servers: ns1.cesca.cat, ns2.cesca.cat, ns1.upc.edu, ns2.upc.edu and ns.upc.edu.
At least part of the name servers for upc.edu are shared with other domains, for instance arcat.cat, esabicbarcelona.es, ticxcat.cat, grbio.net and 35.83.147.in-addr.arpa.
these name servers are commonly used with the name servers ns1.ac.upc.edu, ns1.upcnet.es, ns2.upcnet.es, spiri.epsevg.upc.es, spiri24.epsevg.upc.es, wisaltrud.epsevg.upc.es, dns1.car.edu, ns1.cccb.org, callet.cba.upc.edu and moscatell.cba.upc.edu.
Host names with two IP numbers:
ns1.cesca.cat points to: 2001:40b0:1:1122:ce5c:a000:0:3 and 84.88.0.3
ns2.cesca.cat points to: 2001:40b0:1:1122:ce5c:a000:0:5 and 84.88.0.5
Host names with one IP number:
ns1.upc.edu points to: 147.83.0.1
ns2.upc.edu points to: 147.83.0.2
ns.upc.edu points to: 147.83.0.7
upc.edu is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
upc.edu shares at least some mail servers with other domains, for example busyunit.com, ns500759.ns500758.ns500758.ns500759.ns500758.ns500735.ns500735.ns500736.ns500698.ns500735.ns500708.ns500698.ns500708.ns500686.ns500652.ns500619.ns500576.trackreceptor.com, ns500698.ns500759.ns500758.ns500736.ns500698.ns500736.ns500735.ns500735.ns500735.ns500708.ns500652.ns500652.trackreceptor.com, kerneldev.com and ns500742.ns500742.ns500742.ns500754.ns500688.ns500688.ns500688.ns500678.ns500688.ns500666.ns500666.ns500131.lustychickser.com.
These mail servers are commonly used alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27; alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26; alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26; alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26; alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.