efficiency.engineering - dns.ninja

efficiency.engineering

DNSSEC⚠️ Not signed
A13.35.107.11🇺🇸 Amazon13.35.107.0/24 -Cloudfront
PTRserver-13-35-107-11.phl51.r.cloudfront.net
A13.35.107.29🇺🇸 Amazon13.35.107.0/24 -Cloudfront
A13.35.107.78🇺🇸 Amazon13.35.107.0/24 -Cloudfront
A13.35.107.120🇺🇸 Amazon13.35.107.0/24 -Cloudfront
NSns-905.awsdns-49.net ⭐
A2600:9000:5303:8900::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-905.awsdns-49.net
A205.251.195.137🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-905.awsdns-49.net
NSns-1368.awsdns-43.org
A2600:9000:5305:5800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1368.awsdns-43.org
A205.251.197.88🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1368.awsdns-43.org
NSns-1753.awsdns-27.co.uk
A2600:9000:5306:d900::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1753.awsdns-27.co.uk
A205.251.198.217🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1753.awsdns-27.co.uk
NSns-35.awsdns-04.com
A2600:9000:5300:2300::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-35.awsdns-04.com
A205.251.192.35🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-35.awsdns-04.com
SOAns-905.awsdns-49.netawsdns-hostmaster@amazon.com serial=1

engineering

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.engineering ⭐
NSv0n1.nic.engineering
NSv0n2.nic.engineering
NSv0n3.nic.engineering
NSv2n0.nic.engineering
NSv2n1.nic.engineering
SOAv0n0.nic.engineeringhostmaster@donuts.email serial=1785580252

Previously MX for

efficiency.engineering

Same first word

efficiency.com.cn
efficiency.tech
efficiency.no
efficiency.de
efficiency.ca
efficiency.company
efficiency.engineering
efficiency.nl
efficiency.pro
efficiency.tools
efficiency.solutions
efficiency.ru

DNS History

15 records (8 active, 7 former)

2017201820192020202120222023202420252026NSns-1368.awsdns-43.orgns-1753.awsdns-27.co.ukns-35.awsdns-04.comns-905.awsdns-49.netdns.site5.comdns2.site5.comns1.domain.comns2.domain.comMXefficiency.engineeringA13.35.107.1113.35.107.12013.35.107.2913.35.107.78143.95.78.223208.91.197.27
○NSdns.site5.com2016-12-10 → 2017-12-12 · 4 obs
● 2016-12-10 18:19:36
● 2017-12-12 16:05:40
○ 2026-04-18 15:12:46
○ 2026-08-01 11:09:16
○NSdns2.site5.com2016-12-10 → 2017-12-12 · 4 obs
● 2016-12-10 18:19:36
● 2017-12-12 16:05:40
○ 2026-04-18 15:12:46
○ 2026-08-01 11:09:16
●NSns-1368.awsdns-43.org2026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
●NSns-1753.awsdns-27.co.uk2026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
●NSns-35.awsdns-04.com2026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
●NSns-905.awsdns-49.net2026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
○NSns1.domain.com2026-04-18 → 2026-06-17 · 5 obs
○ 2017-12-12 16:05:40
● 2026-04-18 15:12:46
● 2026-06-17 10:12:42
○ 2026-08-01 11:09:12
○ 2026-08-01 11:09:16
○NSns2.domain.com2026-04-18 → 2026-06-17 · 5 obs
○ 2017-12-12 16:05:40
● 2026-04-18 15:12:46
● 2026-06-17 10:12:42
○ 2026-08-01 11:09:12
○ 2026-08-01 11:09:16
○MXefficiency.engineering2016-12-10 → 2017-12-12 · 4 obs
● 2016-12-10 18:19:36
● 2017-12-12 16:05:40
○ 2026-04-18 15:12:46
○ 2026-08-01 11:09:16
●A13.35.107.112026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
●A13.35.107.1202026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
●A13.35.107.292026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
●A13.35.107.782026-08-01 → 2026-08-01 · 3 obs
○ 2026-06-17 10:12:42
● 2026-08-01 11:09:12
● 2026-08-01 11:09:16
○A143.95.78.2232016-12-10 → 2017-12-12 · 4 obs
● 2016-12-10 18:19:36
● 2017-12-12 16:05:40
○ 2026-04-18 15:12:46
○ 2026-08-01 11:09:16
○A208.91.197.272026-04-18 → 2026-06-17 · 5 obs
○ 2017-12-12 16:05:40
● 2026-04-18 15:12:46
● 2026-06-17 10:12:42
○ 2026-08-01 11:09:12
○ 2026-08-01 11:09:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
engineeringv0n0.nic.engineering, v0n1.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering...12 records
efficiency.engineeringns-35.awsdns-04.com, ns-1368.awsdns-43.org, ns-905.awsdns-49.net, ns-1753.awsdns-27.co.uk-

✅ Authoritative Response

Server:205.251.195.137

NS records: ns-35.awsdns-04.com, ns-1368.awsdns-43.org, ns-905.awsdns-49.net, ns-1753.awsdns-27.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficiency.engineering (unsigned zone)

⏱️ Timing

Total: 384ms | Queries: -

📄 Records

TypeCountSample Data
A413.35.107.11, 13.35.107.78...
NS4ns-1368.awsdns-43.org, ns-1753.awsdns-27.co.uk...
SOA1ns-905.awsdns-49.net awsdns-hostmaster.a

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.engineering, v0n1.nic.engineering, v0n2.nic.engineering...)

Analysis

IP Addresses

efficiency.engineering directs to four IP numbers, which are 13.35.107.11, 13.35.107.29, 13.35.107.78 and 13.35.107.120.

Additional host names — www.inktcartridgestore.nl, scotttickner.com, d1vrt33i2pfivz.cloudfront.net and two others — share IP numbers with efficiency.engineering.

Name Servers

efficiency.engineering has four authoritative name servers: ns-35.awsdns-04.com, ns-905.awsdns-49.net, ns-1368.awsdns-43.org and ns-1753.awsdns-27.co.uk.

There is at least partial name server overlap between efficiency.engineering and other domains — docrdsfx76ssb.cloudfront.net, secretsanfrancisco.com, dxixkqxr991qn.cloudfront.net and two more among them.

All four hostnames — ns-35.awsdns-04.com, ns-905.awsdns-49.net, ns-1368.awsdns-43.org and ns-1753.awsdns-27.co.uk — resolve to two IP numbers apiece: ns-35.awsdns-04.com to 205.251.192.35 and 2600:9000:5300:2300::1; ns-905.awsdns-49.net to 205.251.195.137 and 2600:9000:5303:8900::1; ns-1368.awsdns-43.org to 205.251.197.88 and 2600:9000:5305:5800::1; ns-1753.awsdns-27.co.uk to 205.251.198.217 and 2600:9000:5306:d900::1.