ucdb.org - robtex.com

ucdb.org

DNSSEC⚠️ Not signed
NSns-1496.awsdns-59.org ⚠️ Not in zone NS records
A2600:9000:5305:d800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1496.awsdns-59.org
A205.251.197.216🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1496.awsdns-59.org
NSns-1586.awsdns-06.co.uk ⚠️ Not in zone NS records
A2600:9000:5306:3200::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1586.awsdns-06.co.uk
A205.251.198.50🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1586.awsdns-06.co.uk
NSns-377.awsdns-47.com ⚠️ Not in zone NS records
A2600:9000:5301:7900::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-377.awsdns-47.com
A205.251.193.121🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-377.awsdns-47.com
NSns-776.awsdns-33.net ⚠️ Not in zone NS records
A2600:9000:5303:800::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-776.awsdns-33.net
A205.251.195.8🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-776.awsdns-33.net

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1776057301

Same first word

ucdb.de
ucdb.ru
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ucdb.com
ucdb.org
ucdb.cn

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DNS History

12 records (4 active, 8 former)

20162017201820192020202120222023202420252026NSns-1496.awsdns-59.orgns-1586.awsdns-06.co.ukns-377.awsdns-47.comns-776.awsdns-33.netns-1383.awsdns-44.orgns-19.awsdns-02.comns-1998.awsdns-57.co.ukns-641.awsdns-16.netns35.csv-networks.nlns36.csv-networks.nlMXmail.ucdb.orgA185.33.116.26
○NSns-1383.awsdns-44.org2019-01-19 → 2019-01-19 · 4 obs
○ 2016-04-20 03:49:10
● 2019-01-19 16:41:36
○ 2026-03-27 08:35:10
○ 2026-04-13 05:37:50
●NSns-1496.awsdns-59.org2026-03-27 → 2026-04-13 · 3 obs
○ 2019-01-19 16:41:36
● 2026-03-27 08:35:10
● 2026-04-13 05:37:50
●NSns-1586.awsdns-06.co.uk2026-03-27 → 2026-04-13 · 3 obs
○ 2019-01-19 16:41:36
● 2026-03-27 08:35:10
● 2026-04-13 05:37:50
○NSns-19.awsdns-02.com2019-01-19 → 2019-01-19 · 4 obs
○ 2016-04-20 03:49:10
● 2019-01-19 16:41:36
○ 2026-03-27 08:35:10
○ 2026-04-13 05:37:50
○NSns-1998.awsdns-57.co.uk2019-01-19 → 2019-01-19 · 4 obs
○ 2016-04-20 03:49:10
● 2019-01-19 16:41:36
○ 2026-03-27 08:35:10
○ 2026-04-13 05:37:50
●NSns-377.awsdns-47.com2026-03-27 → 2026-04-13 · 3 obs
○ 2019-01-19 16:41:36
● 2026-03-27 08:35:10
● 2026-04-13 05:37:50
○NSns-641.awsdns-16.net2019-01-19 → 2019-01-19 · 4 obs
○ 2016-04-20 03:49:10
● 2019-01-19 16:41:36
○ 2026-03-27 08:35:10
○ 2026-04-13 05:37:50
●NSns-776.awsdns-33.net2026-03-27 → 2026-04-13 · 3 obs
○ 2019-01-19 16:41:36
● 2026-03-27 08:35:10
● 2026-04-13 05:37:50
○NSns35.csv-networks.nl2015-07-06 → 2016-04-20 · 4 obs
● 2015-07-06 04:53:10
● 2016-04-20 03:49:10
○ 2019-01-19 16:41:36
○ 2026-04-13 05:37:50
○NSns36.csv-networks.nl2015-07-06 → 2016-04-20 · 4 obs
● 2015-07-06 04:53:10
● 2016-04-20 03:49:10
○ 2019-01-19 16:41:36
○ 2026-04-13 05:37:50
○MXmail.ucdb.org2015-07-06 → 2016-04-20 · 4 obs
● 2015-07-06 04:53:10
● 2016-04-20 03:49:10
○ 2019-01-19 16:41:36
○ 2026-04-13 05:37:50
○A185.33.116.262015-07-06 → 2016-04-20 · 4 obs
● 2015-07-06 04:53:10
● 2016-04-20 03:49:10
○ 2019-01-19 16:41:36
○ 2026-04-13 05:37:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
ucdb.orgns-377.awsdns-47.com, ns-1496.awsdns-59.org, ns-1586.awsdns-06.co.uk, ns-776.awsdns-33.net1 record

✅ Authoritative Response

Server:205.251.193.121

NS records: ns-377.awsdns-47.com, ns-1496.awsdns-59.org, ns-1586.awsdns-06.co.uk, ns-776.awsdns-33.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ucdb.org (unsigned zone)

⏱️ Timing

Total: 478ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-1496.awsdns-59.org)

Analysis

Name Servers

ucdb.org is delegated to four name servers: ns-377.awsdns-47.com, ns-776.awsdns-33.net, ns-1496.awsdns-59.org and ns-1586.awsdns-06.co.uk.

ucdb.org at least partially shares name servers with other domains, for instance d2rchgj60xrr3v.cloudfront.net, dev-adesso-prime.ch, weloveradio2022.jp, longviewroofing.com and d393bff6rird1a.cloudfront.net.

These name servers are commonly used alongside ns-80.awsdns-10.com, ns-869.awsdns-44.net, ns-1892.awsdns-44.co.uk, ns-225.awsdns-28.com, ns-1483.awsdns-57.org, ns-1601.awsdns-08.co.uk, ns1.domainstocks.org, ns2.domainstocks.org, ns3.domainstocks.org and ns4.domainstocks.org.

Host names with two IP numbers: ns-377.awsdns-47.com points to 2600:9000:5301:7900::1 and 205.251.193.121; ns-776.awsdns-33.net points to 2600:9000:5303:800::1 and 205.251.195.8; ns-1496.awsdns-59.org points to 2600:9000:5305:d800::1 and 205.251.197.216; ns-1586.awsdns-06.co.uk points to 2600:9000:5306:3200::1 and 205.251.198.50.