additionalinstructions.com - dns.ninja

`additionalinstructions.com`

DNSSEC	⚠️ Not signed
A	18.160.46.50^{🇺🇸 Amazon18.160.46.0/23}
		PTR	`server-18-160-46-50.iad55.r.cloudfront.net`
A	18.160.46.56^{🇺🇸 Amazon18.160.46.0/23}
A	18.160.46.70^{🇺🇸 Amazon18.160.46.0/23}
A	18.160.46.117^{🇺🇸 Amazon18.160.46.0/23}
NS	`ns-269.awsdns-33.com` ⭐
		A	2600:9000:5301:d00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-269.awsdns-33.com`
		A	205.251.193.13^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-269.awsdns-33.com`
NS	`ns-1448.awsdns-53.org`
		A	2600:9000:5305:a800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1448.awsdns-53.org`
		A	205.251.197.168^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1448.awsdns-53.org`
NS	`ns-1857.awsdns-40.co.uk`
		A	2600:9000:5307:4100::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1857.awsdns-40.co.uk`
		A	205.251.199.65^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1857.awsdns-40.co.uk`
NS	`ns-693.awsdns-22.net`
		A	2600:9000:5302:b500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-693.awsdns-22.net`
		A	205.251.194.181^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-693.awsdns-22.net`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
SOA	`ns-269.awsdns-33.com`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782780946

Same first word

additionalinstructions.com

DNS History

77 records (9 active, 68 former)

●NSns-1448.awsdns-53.org2026-02-19 → 2026-06-30 · 2 obs

● 2026-02-19 03:05:52
● 2026-06-30 00:59:34

●NSns-1857.awsdns-40.co.uk2026-02-19 → 2026-06-30 · 2 obs

● 2026-02-19 03:05:52
● 2026-06-30 00:59:34

●NSns-269.awsdns-33.com2026-02-19 → 2026-06-30 · 2 obs

● 2026-02-19 03:05:52
● 2026-06-30 00:59:34

●NSns-693.awsdns-22.net2026-02-19 → 2026-06-30 · 2 obs

● 2026-02-19 03:05:52
● 2026-06-30 00:59:34

●MXinbound-smtp.us-east-1.amazonaws.com2026-02-19 → 2026-06-30 · 5 obs

● 2026-02-19 03:05:52
● 2026-06-12 17:35:18
○ 2026-06-13 02:48:28
● 2026-06-13 04:36:40
● 2026-06-30 00:59:34

○A108.158.137.1012026-04-27 → 2026-05-19 · 22 obs

○ 2026-04-27 19:56:00
● 2026-04-27 23:47:50
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● 2026-05-02 18:48:44
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● 2026-05-17 05:11:26
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● 2026-05-19 01:27:08
○ 2026-05-19 03:48:24
○ 2026-06-30 00:59:34

○A108.158.137.192026-04-27 → 2026-05-19 · 22 obs

○A108.158.137.272026-04-27 → 2026-05-19 · 22 obs

○A108.158.137.542026-04-27 → 2026-05-19 · 22 obs

○A13.225.47.1162026-05-20 → 2026-06-08 · 21 obs

○ 2026-05-20 07:50:22
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○ 2026-06-30 00:59:34

○A13.225.47.302026-05-20 → 2026-06-08 · 21 obs

○A13.225.47.662026-05-20 → 2026-06-08 · 21 obs

○A13.225.47.72026-05-20 → 2026-06-08 · 21 obs

○A13.33.109.112026-04-21 → 2026-05-20 · 22 obs

○ 2026-04-17 15:39:34
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● 2026-05-20 02:43:26
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○ 2026-06-30 00:59:34

○A13.33.109.1112026-04-21 → 2026-05-20 · 22 obs

○A13.33.109.592026-04-21 → 2026-05-20 · 22 obs

○A13.33.109.682026-04-21 → 2026-05-20 · 22 obs

○A13.35.107.192026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 16:55:20
● 2026-03-09 01:09:42
○ 2026-03-09 04:27:52
○ 2026-06-30 00:59:34

○A13.35.107.422026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 16:55:20
● 2026-03-09 01:09:42
○ 2026-03-09 04:27:52
○ 2026-06-30 00:59:34

○A13.35.107.482026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 16:55:20
● 2026-03-09 01:09:42
○ 2026-03-09 04:27:52
○ 2026-06-30 00:59:34

○A13.35.107.892026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 16:55:20
● 2026-03-09 01:09:42
○ 2026-03-09 04:27:52
○ 2026-06-30 00:59:34

○A13.35.20.1282026-05-29 → 2026-06-05 · 21 obs

○ 2026-05-29 11:45:56
● 2026-05-29 17:19:16
● 2026-05-29 19:39:54
○ 2026-05-29 20:11:24
○ 2026-05-31 11:50:56
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○ 2026-06-30 00:59:34

○A13.35.20.322026-05-29 → 2026-06-05 · 21 obs

○A13.35.20.572026-05-29 → 2026-06-05 · 21 obs

○A13.35.20.942026-05-29 → 2026-06-05 · 21 obs

○A13.35.36.312026-05-27 → 2026-05-31 · 7 obs

○ 2026-05-27 00:56:10
● 2026-05-27 10:39:50
○ 2026-05-27 11:37:50
○ 2026-05-30 22:09:58
● 2026-05-31 03:58:40
○ 2026-05-31 06:09:10
○ 2026-06-30 00:59:34

○A13.35.36.512026-05-27 → 2026-05-31 · 7 obs

○ 2026-05-27 00:56:10
● 2026-05-27 10:39:50
○ 2026-05-27 11:37:50
○ 2026-05-30 22:09:58
● 2026-05-31 03:58:40
○ 2026-05-31 06:09:10
○ 2026-06-30 00:59:34

○A13.35.36.72026-05-27 → 2026-05-31 · 7 obs

○ 2026-05-27 00:56:10
● 2026-05-27 10:39:50
○ 2026-05-27 11:37:50
○ 2026-05-30 22:09:58
● 2026-05-31 03:58:40
○ 2026-05-31 06:09:10
○ 2026-06-30 00:59:34

○A13.35.36.842026-05-27 → 2026-05-31 · 7 obs

○ 2026-05-27 00:56:10
● 2026-05-27 10:39:50
○ 2026-05-27 11:37:50
○ 2026-05-30 22:09:58
● 2026-05-31 03:58:40
○ 2026-05-31 06:09:10
○ 2026-06-30 00:59:34

●A18.160.46.1172026-02-19 → 2026-06-30 · 47 obs

○ 2026-02-19 03:05:52
● 2026-02-19 06:08:20
● 2026-02-24 04:37:22
○ 2026-02-27 20:43:38
○ 2026-03-10 21:20:10
● 2026-03-11 11:38:54
● 2026-03-12 16:36:56
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● 2026-03-16 11:01:38
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○ 2026-06-29 15:06:02
● 2026-06-29 15:52:38
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● 2026-06-30 00:59:30
● 2026-06-30 00:59:34

●A18.160.46.502026-02-19 → 2026-06-30 · 47 obs

●A18.160.46.562026-02-19 → 2026-06-30 · 47 obs

●A18.160.46.702026-02-19 → 2026-06-30 · 47 obs

○A18.160.71.1212026-04-02 → 2026-06-27 · 26 obs

○ 2026-04-01 15:41:52
● 2026-04-02 04:28:12
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● 2026-06-20 00:04:28
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● 2026-06-25 07:31:46
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○ 2026-06-27 02:35:54
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○ 2026-06-27 15:49:08
● 2026-06-27 16:34:04
○ 2026-06-27 21:53:40
○ 2026-06-30 00:59:34

○A18.160.71.52026-04-02 → 2026-06-27 · 26 obs

○A18.160.71.652026-04-02 → 2026-06-27 · 26 obs

○A18.160.71.852026-04-02 → 2026-06-27 · 26 obs

○A18.165.122.1292026-03-22 → 2026-06-02 · 13 obs

○ 2026-03-22 15:44:28
● 2026-03-22 20:51:48
○ 2026-03-23 09:30:12
● 2026-03-23 10:14:30
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○ 2026-06-03 00:13:32
○ 2026-06-30 00:59:34

○A18.165.122.392026-03-22 → 2026-06-02 · 13 obs

○A18.165.122.502026-03-22 → 2026-06-02 · 13 obs

○A18.165.122.632026-03-22 → 2026-06-02 · 13 obs

○A18.165.242.352026-02-28 → 2026-06-29 · 50 obs

○ 2026-02-27 20:43:38
● 2026-02-28 00:47:36
● 2026-02-28 09:27:00
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● 2026-03-01 09:31:10
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○A18.165.242.482026-02-28 → 2026-06-29 · 50 obs

○A18.165.242.752026-02-28 → 2026-06-29 · 50 obs

○A18.165.242.882026-02-28 → 2026-06-29 · 50 obs

○A18.238.109.152026-02-19 → 2026-02-19 · 3 obs

● 2026-02-19 03:05:52
○ 2026-02-19 06:08:20
○ 2026-06-30 00:59:34

○A18.238.109.252026-02-19 → 2026-02-19 · 3 obs

● 2026-02-19 03:05:52
○ 2026-02-19 06:08:20
○ 2026-06-30 00:59:34

○A18.238.109.432026-02-19 → 2026-02-19 · 3 obs

● 2026-02-19 03:05:52
○ 2026-02-19 06:08:20
○ 2026-06-30 00:59:34

○A18.238.109.932026-02-19 → 2026-02-19 · 3 obs

● 2026-02-19 03:05:52
○ 2026-02-19 06:08:20
○ 2026-06-30 00:59:34

○A18.239.183.1062026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-07 05:39:22
● 2026-05-07 16:42:54
○ 2026-05-07 18:37:20
○ 2026-06-30 00:59:34

○A18.239.183.1242026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-07 05:39:22
● 2026-05-07 16:42:54
○ 2026-05-07 18:37:20
○ 2026-06-30 00:59:34

○A18.239.183.592026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-07 05:39:22
● 2026-05-07 16:42:54
○ 2026-05-07 18:37:20
○ 2026-06-30 00:59:34

○A18.239.183.792026-05-07 → 2026-05-07 · 4 obs

○ 2026-05-07 05:39:22
● 2026-05-07 16:42:54
○ 2026-05-07 18:37:20
○ 2026-06-30 00:59:34

○A18.66.255.1242026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 20:29:20
● 2026-06-17 08:34:32
○ 2026-06-17 09:33:38
○ 2026-06-30 00:59:34

○A18.66.255.482026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 20:29:20
● 2026-06-17 08:34:32
○ 2026-06-17 09:33:38
○ 2026-06-30 00:59:34

○A18.66.255.692026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 20:29:20
● 2026-06-17 08:34:32
○ 2026-06-17 09:33:38
○ 2026-06-30 00:59:34

○A18.66.255.882026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 20:29:20
● 2026-06-17 08:34:32
○ 2026-06-17 09:33:38
○ 2026-06-30 00:59:34

○A3.161.150.1172026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-30 22:43:14
● 2026-04-01 07:28:54
○ 2026-04-01 15:41:52
○ 2026-06-30 00:59:34

○A3.161.150.632026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-30 22:43:14
● 2026-04-01 07:28:54
○ 2026-04-01 15:41:52
○ 2026-06-30 00:59:34

○A3.161.150.682026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-30 22:43:14
● 2026-04-01 07:28:54
○ 2026-04-01 15:41:52
○ 2026-06-30 00:59:34

○A3.161.150.92026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-30 22:43:14
● 2026-04-01 07:28:54
○ 2026-04-01 15:41:52
○ 2026-06-30 00:59:34

○A3.169.231.1152026-02-27 → 2026-03-21 · 22 obs

○ 2026-02-24 04:37:22
● 2026-02-27 20:43:38
○ 2026-02-28 00:47:36
○ 2026-02-28 09:27:00
● 2026-02-28 17:03:52
● 2026-03-04 06:37:42
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○A3.169.231.1232026-02-27 → 2026-03-21 · 22 obs

○A3.169.231.442026-02-27 → 2026-03-21 · 22 obs

○A3.169.231.822026-02-27 → 2026-03-21 · 22 obs

○A3.171.117.102026-03-07 → 2026-03-22 · 12 obs

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○A3.171.117.1032026-03-07 → 2026-03-22 · 12 obs

○A3.171.117.622026-03-07 → 2026-03-22 · 12 obs

○A3.171.117.872026-03-07 → 2026-03-22 · 12 obs

○A3.174.83.202026-03-28 → 2026-06-16 · 20 obs

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○A3.174.83.592026-03-28 → 2026-06-16 · 20 obs

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○A3.175.14.1002026-04-10 → 2026-06-07 · 21 obs

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○A3.175.14.702026-04-10 → 2026-06-07 · 21 obs

○A3.175.14.792026-04-10 → 2026-06-07 · 21 obs

○A3.175.14.832026-04-10 → 2026-06-07 · 21 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
additionalinstructions.com	ns-693.awsdns-22.net, ns-269.awsdns-33.com, ns-1857.awsdns-40.co.uk, ns-1448.awsdns-53.org	2 records

✅ Authoritative Response

Server:205.251.193.13

NS records: ns-693.awsdns-22.net, ns-269.awsdns-33.com, ns-1857.awsdns-40.co.uk, ns-1448.awsdns-53.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for additionalinstructions.com (unsigned zone)

⏱️ Timing

Total: 910ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.160.46.50, 18.160.46.117...`
NS	4	`ns-1448.awsdns-53.org, ns-1857.awsdns-40.co.uk...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
SOA	1	`ns-269.awsdns-33.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-269.awsdns-33.com, ns-269.awsdns-33.com)

Analysis

IP Addresses

additionalinstructions.com resolves to four IP addresses: 18.160.46.50, 18.160.46.56, 18.160.46.70 and 18.160.46.117.

Among the host names that share IP numbers with additionalinstructions.com are adn.arcpublishing.com, svenbet.com, kaitori-toyotaaizuma-housedo.com and two others.

Name Servers

The domain additionalinstructions.com is delegated to these four name servers: ns-269.awsdns-33.com, ns-693.awsdns-22.net, ns-1448.awsdns-53.org and ns-1857.awsdns-40.co.uk.

additionalinstructions.com shares at least some of its name servers with other domains, including xpure-systems.com, jbjconstructiongroup.com, opelbrothers.net and two others.

These name servers are frequently paired with the name servers ns-981.awsdns-58.net, ns-1900.awsdns-45.co.uk and ns-24.awsdns-03.com.

The host names ns-269.awsdns-33.com, ns-693.awsdns-22.net, ns-1448.awsdns-53.org and ns-1857.awsdns-40.co.uk each resolve to two IP addresses: ns-269.awsdns-33.com resolves to 205.251.193.13 and 2600:9000:5301:d00::1; ns-693.awsdns-22.net resolves to 205.251.194.181 and 2600:9000:5302:b500::1; ns-1448.awsdns-53.org resolves to 205.251.197.168 and 2600:9000:5305:a800::1; ns-1857.awsdns-40.co.uk resolves to 205.251.199.65 and 2600:9000:5307:4100::1.

Mail Servers

additionalinstructions.com routes its mail through a single mail server, inbound-smtp.us-east-1.amazonaws.com.

additionalinstructions.com has the same mail server arrangement as a number of other domains, for example su-portal-internal.com, wopax.net, designersam.com and two more.

additionalinstructions.com shares at least some of its mail servers with other domains — for example kiriak.com, powerlinx.atlassian.net, attacheonline.atlassian.net and two more.

It is common to find these mail servers paired with the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.