`postbaccprograms.com`

DNSSEC	⚠️ Not signed
A	3.216.117.140^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-216-117-140.compute-1.amazonaws.com`
A	3.231.64.112^{🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix}
A	18.233.50.177^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
A	34.224.119.201^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
A	44.209.225.165^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
A	54.175.101.156^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
NS	`ns-1656.awsdns-15.co.uk` ⭐
		A	2600:9000:5306:7800::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1656.awsdns-15.co.uk`
		A	205.251.198.120^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1656.awsdns-15.co.uk`
NS	`ns-1050.awsdns-03.org`
		A	2600:9000:5304:1a00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1050.awsdns-03.org`
		A	205.251.196.26^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1050.awsdns-03.org`
NS	`ns-274.awsdns-34.com`
		A	2600:9000:5301:1200::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-274.awsdns-34.com`
		A	205.251.193.18^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-274.awsdns-34.com`
NS	`ns-887.awsdns-46.net`
		A	2600:9000:5303:7700::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-887.awsdns-46.net`
		A	205.251.195.119^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-887.awsdns-46.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`
TXT	`v=spf1 include:amazonses.com ~all`
SOA	`ns-1656.awsdns-15.co.uk`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=1771291435

Same first word

postbaccprograms.com

DNS History

21 records (11 active, 10 former)

●NSns-1050.awsdns-03.org2026-03-16 → 2026-03-16 · 3 obs

○ 2018-06-26 22:58:24
● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●NSns-1656.awsdns-15.co.uk2026-03-16 → 2026-03-16 · 3 obs

○ 2018-06-26 22:58:24
● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●NSns-274.awsdns-34.com2026-03-16 → 2026-03-16 · 3 obs

○ 2018-06-26 22:58:24
● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●NSns-887.awsdns-46.net2026-03-16 → 2026-03-16 · 3 obs

○ 2018-06-26 22:58:24
● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

○NSns-cloud-c1.googledomains.com2018-06-26 → 2018-06-26 · 3 obs

● 2018-06-26 22:58:24
○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

○NSns-cloud-c2.googledomains.com2018-06-26 → 2018-06-26 · 3 obs

● 2018-06-26 22:58:24
○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

○NSns-cloud-c3.googledomains.com2018-06-26 → 2018-06-26 · 3 obs

● 2018-06-26 22:58:24
○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

○NSns-cloud-c4.googledomains.com2018-06-26 → 2018-06-26 · 3 obs

● 2018-06-26 22:58:24
○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

●MXinbound-smtp.us-east-1.amazonaws.com2026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●A18.233.50.1772026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

○A3.215.247.1472026-03-16 → 2026-03-16 · 2 obs

○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

●A3.216.117.1402026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●A3.231.64.1122026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●A34.224.119.2012026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

●A44.209.225.1652026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

○A52.207.95.612026-03-16 → 2026-03-16 · 2 obs

○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

○A52.23.71.482026-03-16 → 2026-03-16 · 2 obs

○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

●A54.175.101.1562026-03-16 → 2026-03-16 · 2 obs

● 2026-03-16 23:50:10
● 2026-03-16 23:50:12

○A54.205.227.392026-03-16 → 2026-03-16 · 2 obs

○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

○A54.208.0.1832026-03-16 → 2026-03-16 · 2 obs

○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

○A54.243.224.1092026-03-16 → 2026-03-16 · 2 obs

○ 2026-03-16 23:50:10
○ 2026-03-16 23:50:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
postbaccprograms.com	ns-274.awsdns-34.com, ns-887.awsdns-46.net, ns-1656.awsdns-15.co.uk, ns-1050.awsdns-03.org	1 record

✅ Authoritative Response

Server: 205.251.196.26

NS records: ns-274.awsdns-34.com, ns-887.awsdns-46.net, ns-1656.awsdns-15.co.uk, ns-1050.awsdns-03.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postbaccprograms.com (unsigned zone)

⏱️ Timing

Total: 1607ms | Queries: -

📄 Records

Type	Count	Sample Data
A	6	`34.224.119.201, 18.233.50.177...`
NS	4	`ns-1050.awsdns-03.org, ns-1656.awsdns-15.co.uk...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
TXT	1	`v=spf1 include:amazonses.com ~all`
SOA	1	`ns-1656.awsdns-15.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-274.awsdns-34.com)

Analysis

IP Addresses

Six IP numbers are pointed to by postbaccprograms.com: 3.216.117.140, 3.231.64.112, 18.233.50.177, 34.224.119.201, 44.209.225.165 and 54.175.101.156.

Name Servers

postbaccprograms.com is delegated to four name servers: ns-274.awsdns-34.com, ns-887.awsdns-46.net, ns-1050.awsdns-03.org and ns-1656.awsdns-15.co.uk.

postbaccprograms.com at least partially shares name servers with other domains, for instance trphil.com, drakaholdingsusa.com, bus-viewer.jp, nyu-satsu.com and d3tp6zxmdzaw9o.cloudfront.net.

Host names with two IP numbers: ns-274.awsdns-34.com points to 2600:9000:5301:1200::1 and 205.251.193.18; ns-887.awsdns-46.net points to 2600:9000:5303:7700::1 and 205.251.195.119; ns-1050.awsdns-03.org points to 2600:9000:5304:1a00::1 and 205.251.196.26; ns-1656.awsdns-15.co.uk points to 2600:9000:5306:7800::1 and 205.251.198.120.

Mail Servers

postbaccprograms.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

The mail server setup for postbaccprograms.com matches that of other domains, for instance thelabtalk.slack.com, neferology.com, hojojo.jp, stranoparts.com and urjanet.net.

postbaccprograms.com shares at least partially some mail servers with other domains, including ulster.atlassian.net, ptccl.com, jbehave.atlassian.net, photoquotes.com and jetstereo.com.

these mail servers are commonly used together with inbound-smtp.us-west-2.amazonaws.com.

Host inbound-smtp.us-east-1.amazonaws.com points to five IPs: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.

postbaccprograms.com - robtex.com