cloud.lib.vt.edu - robtex.com

cloud.lib.vt.edu

DNSSEC⚠️ Not signed
NSns-1930.awsdns-49.co.uk ⭐
A2600:9000:5307:8a00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1930.awsdns-49.co.uk
A205.251.199.138🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1930.awsdns-49.co.uk
NSns-1528.awsdns-63.org
A2600:9000:5305:f800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1528.awsdns-63.org
A205.251.197.248🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1528.awsdns-63.org
NSns-485.awsdns-60.com
A2600:9000:5301:e500::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-485.awsdns-60.com
A205.251.193.229🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-485.awsdns-60.com
NSns-978.awsdns-58.net
A2600:9000:5303:d200::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-978.awsdns-58.net
A205.251.195.210🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-978.awsdns-58.net
SOAns-1930.awsdns-49.co.ukawsdns-hostmaster@amazon.com serial=1

lib.vt.edu

CNAMEcmsw-prod.hosting.vt.edu
DNSSEC⚠️ Not signed
A2607:b400:92:26:0:97:1e7:3947🇺🇸 VA-TECH-AS2607:b400::/40 MARIA_Virginia_Tech
A198.82.215.14🇺🇸 VA-TECH-AS198.82.0.0/16 Virginia Polytechnic Institute and State Univ.
WOT: SAFE (70/100)
WOT: SAFE (91/100)

Same first word

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DNS History

4 records (4 active, 0 former)

NSns-1528.awsdns-63.orgns-1930.awsdns-49.co.ukns-485.awsdns-60.comns-978.awsdns-58.net
●NSns-1528.awsdns-63.org2026-06-29 → 2026-07-31 · 2 obs
● 2026-06-29 00:48:48
● 2026-07-31 05:47:56
●NSns-1930.awsdns-49.co.uk2026-06-29 → 2026-07-31 · 2 obs
● 2026-06-29 00:48:48
● 2026-07-31 05:47:56
●NSns-485.awsdns-60.com2026-06-29 → 2026-07-31 · 2 obs
● 2026-06-29 00:48:48
● 2026-07-31 05:47:56
●NSns-978.awsdns-58.net2026-06-29 → 2026-07-31 · 2 obs
● 2026-06-29 00:48:48
● 2026-07-31 05:47:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edug.edu-servers.net, f.edu-servers.net, h.edu-servers.net, d.edu-servers.net...14 records
vt.eduauth1.dns.cogentco.com, auth2.dns.cogentco.com, nomen.cns.vt.edu, clature.cns.vt.edu4 records
cloud.lib.vt.eduns-978.awsdns-58.net, ns-1930.awsdns-49.co.uk, ns-485.awsdns-60.com, ns-1528.awsdns-63.org-

✅ Authoritative Response

Server:205.251.193.229

NS records: ns-978.awsdns-58.net, ns-1930.awsdns-49.co.uk, ns-485.awsdns-60.com, ns-1528.awsdns-63.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vt.edu (unsigned zone)

⏱️ Timing

Total: 445ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns-1528.awsdns-63.org, ns-1930.awsdns-49.co.uk...
SOA1ns-1930.awsdns-49.co.uk awsdns-hostmaste

📌 Glue Records Collected

Total: 18

In-bailiwick: 4 (nomen.cns.vt.edu, nomen.cns.vt.edu, clature.cns.vt.edu...)

Out-of-bailiwick: 14 (m.edu-servers.net, l.edu-servers.net, k.edu-servers.net...)

Analysis

Name Servers

cloud.lib.vt.edu has four authoritative name servers: ns-485.awsdns-60.com, ns-978.awsdns-58.net, ns-1528.awsdns-63.org and ns-1930.awsdns-49.co.uk.

cloud.lib.vt.edu shares at least some of its name servers with other domains, including exaprint.es, shadbushcollective.org, gofueled.com and two others.

The host names ns-485.awsdns-60.com, ns-978.awsdns-58.net, ns-1528.awsdns-63.org and ns-1930.awsdns-49.co.uk each resolve to two IP addresses: ns-485.awsdns-60.com resolves to 205.251.193.229 and 2600:9000:5301:e500::1; ns-978.awsdns-58.net resolves to 205.251.195.210 and 2600:9000:5303:d200::1; ns-1528.awsdns-63.org resolves to 205.251.197.248 and 2600:9000:5305:f800::1; ns-1930.awsdns-49.co.uk resolves to 205.251.199.138 and 2600:9000:5307:8a00::1.