a1study.org - robtex.com

a1study.org

DNSSEC⚠️ Not signed
A34.230.101.170🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix
PTRec2-34-230-101-170.compute-1.amazonaws.com
A52.71.6.74🇺🇸 Amazon52.70.0.0/15 EC2 IAD prefix
A100.27.134.175🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix
NSns-41.awsdns-05.com ⭐
A2600:9000:5300:2900::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-41.awsdns-05.com
A205.251.192.41🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-41.awsdns-05.com
NSns-1298.awsdns-34.org
A2600:9000:5305:1200::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1298.awsdns-34.org
A205.251.197.18🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1298.awsdns-34.org
NSns-1754.awsdns-27.co.uk
A2600:9000:5306:da00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1754.awsdns-27.co.uk
A205.251.198.218🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1754.awsdns-27.co.uk
NSns-970.awsdns-57.net
A2600:9000:5303:ca00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-970.awsdns-57.net
A205.251.195.202🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-970.awsdns-57.net
SOAns-41.awsdns-05.comawsdns-hostmaster@amazon.com serial=1

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=1771291736

Same first word

a1study.co
a1study.com

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
a1study.orgns-1298.awsdns-34.org, ns-41.awsdns-05.com, ns-1754.awsdns-27.co.uk, ns-970.awsdns-57.net1 record

✅ Authoritative Response

Server: 205.251.197.18

NS records: ns-1298.awsdns-34.org, ns-41.awsdns-05.com, ns-1754.awsdns-27.co.uk, ns-970.awsdns-57.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a1study.org (unsigned zone)

⏱️ Timing

Total: 393ms | Queries: -

📄 Records

TypeCountSample Data
A3100.27.134.175, 34.230.101.170...
NS4ns-1298.awsdns-34.org, ns-1754.awsdns-27.co.uk...
SOA1ns-41.awsdns-05.com awsdns-hostmaster.am

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-1298.awsdns-34.org)

Analysis

IP Addresses

a1study.org points to three IPs: 34.230.101.170, 52.71.6.74 and 100.27.134.175.

Name Servers

a1study.org is delegated to four name servers: ns-41.awsdns-05.com, ns-970.awsdns-57.net, ns-1298.awsdns-34.org and ns-1754.awsdns-27.co.uk.

a1study.org at least partially shares name servers with other domains, for instance cmeri.org, credocourseware.com, netgear.com.hk, frans.com and duphalac.pt.

these name servers are often used together with ns-43.awsdns-05.com, ns-666.awsdns-19.net, ns-1092.awsdns-08.org and ns-1940.awsdns-50.co.uk.

Host names with two IP numbers:

ns-41.awsdns-05.com points to 2600:9000:5300:2900::1 and 205.251.192.41; ns-970.awsdns-57.net points to 2600:9000:5303:ca00::1 and 205.251.195.202; ns-1298.awsdns-34.org points to 2600:9000:5305:1200::1 and 205.251.197.18; ns-1754.awsdns-27.co.uk points to 2600:9000:5306:da00::1 and 205.251.198.218.