`lib.onfirstup.com`

DNSSEC	⚠️ Not signed
A	3.162.247.4^{🇺🇸 Amazon3.162.244.0/22}
		PTR	`server-3-162-247-4.gru3.r.cloudfront.net`
A	3.162.247.8^{🇺🇸 Amazon3.162.244.0/22}
A	3.162.247.51^{🇺🇸 Amazon3.162.244.0/22}
A	3.162.247.73^{🇺🇸 Amazon3.162.244.0/22}

`onfirstup.com`

	DNSSEC	🔒 Signed (DS record present)
	A	3.83.58.66^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
	A	34.192.212.215^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
	A	52.45.142.180^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
	A	54.159.76.21^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
	A	98.95.85.168^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
	NS	`ns-888.awsdns-47.net` ⭐
	NS	`ns-1385.awsdns-45.org`
	NS	`ns-2003.awsdns-58.co.uk`
	NS	`ns-283.awsdns-35.com`
	TXT	`39roh79013adq4ihjutdcqtspe`
	TXT	`Probely=98bb06b4-1a20-4c10-ad97-f3cbe7e88300`
	TXT	`heritage=external-dns,external-dns/owner=sc-prod-cluster,external-dns/resourc...`
	TXT	`nn0jlebmq77c429d4eo6gvttub`
	TXT	`v=spf1 -all`
	SOA	`ns-888.awsdns-47.net`awsdns-hostmaster@amazon.com serial=1

rank #746736 globally
rank #339201 in the tld
📈 Tranco rank: #44,117

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DNS History

16 records (4 active, 12 former)

○A13.225.205.1052026-03-31 → 2026-04-05 · 8 obs

○ 2026-03-31 12:09:18
● 2026-03-31 14:51:18
○ 2026-04-01 00:26:38
○ 2026-04-04 04:59:28
● 2026-04-04 22:11:08
● 2026-04-05 03:27:12
○ 2026-04-05 06:26:22
○ 2026-04-05 23:58:58

○A13.225.205.282026-03-31 → 2026-04-05 · 8 obs

○ 2026-03-31 12:09:18
● 2026-03-31 14:51:18
○ 2026-04-01 00:26:38
○ 2026-04-04 04:59:28
● 2026-04-04 22:11:08
● 2026-04-05 03:27:12
○ 2026-04-05 06:26:22
○ 2026-04-05 23:58:58

○A13.225.205.382026-03-31 → 2026-04-05 · 8 obs

○ 2026-03-31 12:09:18
● 2026-03-31 14:51:18
○ 2026-04-01 00:26:38
○ 2026-04-04 04:59:28
● 2026-04-04 22:11:08
● 2026-04-05 03:27:12
○ 2026-04-05 06:26:22
○ 2026-04-05 23:58:58

○A13.225.205.692026-03-31 → 2026-04-05 · 8 obs

○ 2026-03-31 12:09:18
● 2026-03-31 14:51:18
○ 2026-04-01 00:26:38
○ 2026-04-04 04:59:28
● 2026-04-04 22:11:08
● 2026-04-05 03:27:12
○ 2026-04-05 06:26:22
○ 2026-04-05 23:58:58

○A216.137.53.1132026-03-23 → 2026-04-05 · 13 obs

○ 2026-03-23 03:09:48
● 2026-03-23 04:08:56
● 2026-03-24 00:42:22
○ 2026-03-31 12:09:18
○ 2026-03-31 14:51:18
● 2026-04-01 00:26:38
● 2026-04-04 04:59:28
○ 2026-04-04 22:11:08
○ 2026-04-05 06:59:26
● 2026-04-05 08:44:36
● 2026-04-05 23:22:06
○ 2026-04-05 23:58:56
○ 2026-04-05 23:58:58

○A216.137.53.122026-03-23 → 2026-04-05 · 13 obs

○A216.137.53.622026-03-23 → 2026-04-05 · 13 obs

○A216.137.53.662026-03-23 → 2026-04-05 · 13 obs

●A3.162.247.42026-03-31 → 2026-04-05 · 10 obs

○ 2026-03-24 00:42:22
● 2026-03-31 12:09:18
○ 2026-03-31 14:51:18
○ 2026-04-05 03:27:12
● 2026-04-05 06:26:22
● 2026-04-05 06:59:26
○ 2026-04-05 08:44:36
○ 2026-04-05 23:22:06
● 2026-04-05 23:58:56
● 2026-04-05 23:58:58

●A3.162.247.512026-03-31 → 2026-04-05 · 10 obs

●A3.162.247.732026-03-31 → 2026-04-05 · 10 obs

●A3.162.247.82026-03-31 → 2026-04-05 · 10 obs

○A3.164.206.1002026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 21:20:02
● 2026-03-23 03:09:48
○ 2026-03-23 04:08:56
○ 2026-04-05 23:58:58

○A3.164.206.1152026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 21:20:02
● 2026-03-23 03:09:48
○ 2026-03-23 04:08:56
○ 2026-04-05 23:58:58

○A3.164.206.202026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 21:20:02
● 2026-03-23 03:09:48
○ 2026-03-23 04:08:56
○ 2026-04-05 23:58:58

○A3.164.206.52026-03-22 → 2026-03-23 · 4 obs

● 2026-03-22 21:20:02
● 2026-03-23 03:09:48
○ 2026-03-23 04:08:56
○ 2026-04-05 23:58:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net...	-
onfirstup.com	ns-283.awsdns-35.com, ns-888.awsdns-47.net, ns-1385.awsdns-45.org, ns-2003.awsdns-58.co.uk	1 record

✅ Authoritative Response

Server:205.251.199.211

NS records: ns-283.awsdns-35.com, ns-888.awsdns-47.net, ns-1385.awsdns-45.org, ns-2003.awsdns-58.co.uk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 400ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.162.247.8, 3.162.247.4...`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-283.awsdns-35.com)

Analysis

IP Addresses

lib.onfirstup.com resolves to four IP numbers: 3.162.247.4, 3.162.247.8, 3.162.247.51 and 3.162.247.73.

Other host names such as dewberry.onkadence.co, www.cloudconformity.com, www.clubmed.co.id, d2sk8a1x22z8rd.cloudfront.net and d94soohwqv2pj.cloudfront.net share IPs with lib.onfirstup.com.

lib.onfirstup.com - robtex.com