api.userback.io - dns.ninja

`api.userback.io`

DNSSEC	⚠️ Not signed
A	18.215.116.107^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
		PTR	`ec2-18-215-116-107.compute-1.amazonaws.com`
A	52.44.121.67^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
A	54.227.107.193^{🇺🇸 Amazon54.226.0.0/15 EC2 IAD prefix}

`userback.io`

	DNSSEC	⚠️ Not signed
	A	5.78.181.69^{🇺🇸 HETZNER-CLOUD3-AS5.78.0.0/16 HETZNER-DC}
	NS	`ns-695.awsdns-22.net` ⭐
	NS	`ns-1184.awsdns-20.org`
	NS	`ns-1729.awsdns-24.co.uk`
	NS	`ns-437.awsdns-54.com`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
	TXT	`ca3-9f7830b2aa064d5e963ef5e213d95cce`
	TXT	`google-site-verification=ASgRLxRYYRkuDaYwcJp6F1usR8N9QHXl9hRwbSFfRak`
	TXT	`google-site-verification=XjTf7Hubj56AVeYDQ2gcQU_8Em47izcO2zKWUGbTeZg`
	TXT	`v=spf1 a mx include:_spf.google.com include:spf.v6send.net include:22107309.s...`
	SOA	`ns-695.awsdns-22.net`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (66/100)
rank #315818 globally
rank #2551 in the tld
WOT: SAFE (79/100)
📈 Tranco rank: #30,735

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DNS History

17 records (3 active, 14 former)

○A100.51.212.2032026-02-16 → 2026-08-09 · 2 obs

○ 2026-02-16 05:59:22
○ 2026-08-09 04:41:32

○A100.51.38.2212026-05-08 → 2026-05-08 · 4 obs

○ 2026-02-16 05:59:22
● 2026-05-08 06:52:58
○ 2026-05-28 17:30:20
○ 2026-08-09 04:41:32

○A13.223.239.502026-02-16 → 2026-02-16 · 4 obs

○ 2017-02-02 12:40:08
● 2026-02-16 05:59:22
○ 2026-05-08 06:52:58
○ 2026-08-09 04:41:32

●A18.215.116.1072026-08-09 → 2026-08-09 · 2 obs

○ 2026-05-28 17:30:20
● 2026-08-09 04:41:32

○A23.23.97.1292026-02-16 → 2026-02-16 · 4 obs

○ 2017-02-02 12:40:08
● 2026-02-16 05:59:22
○ 2026-05-08 06:52:58
○ 2026-08-09 04:41:32

○A3.214.83.442026-05-28 → 2026-05-28 · 3 obs

○ 2026-05-08 06:52:58
● 2026-05-28 17:30:20
○ 2026-08-09 04:41:32

○A34.192.232.742017-02-02 → 2017-02-02 · 3 obs

● 2017-02-02 12:40:08
○ 2026-02-16 05:59:22
○ 2026-08-09 04:41:32

○A34.205.100.2172026-02-16 → 2026-02-16 · 4 obs

○ 2017-02-02 12:40:08
● 2026-02-16 05:59:22
○ 2026-05-08 06:52:58
○ 2026-08-09 04:41:32

○A44.205.98.82026-05-28 → 2026-05-28 · 3 obs

○ 2026-05-08 06:52:58
● 2026-05-28 17:30:20
○ 2026-08-09 04:41:32

○A44.212.135.72026-05-08 → 2026-05-08 · 4 obs

○ 2026-02-16 05:59:22
● 2026-05-08 06:52:58
○ 2026-05-28 17:30:20
○ 2026-08-09 04:41:32

○A44.218.48.1012026-02-16 → 2026-08-09 · 2 obs

○ 2026-02-16 05:59:22
○ 2026-08-09 04:41:32

○A52.200.76.1732017-02-02 → 2017-02-02 · 3 obs

● 2017-02-02 12:40:08
○ 2026-02-16 05:59:22
○ 2026-08-09 04:41:32

●A52.44.121.672026-08-09 → 2026-08-09 · 2 obs

○ 2026-05-28 17:30:20
● 2026-08-09 04:41:32

○A54.204.83.22026-05-28 → 2026-05-28 · 3 obs

○ 2026-05-08 06:52:58
● 2026-05-28 17:30:20
○ 2026-08-09 04:41:32

●A54.227.107.1932026-08-09 → 2026-08-09 · 2 obs

○ 2026-05-28 17:30:20
● 2026-08-09 04:41:32

○A98.89.67.822026-05-08 → 2026-05-08 · 4 obs

○ 2026-02-16 05:59:22
● 2026-05-08 06:52:58
○ 2026-05-28 17:30:20
○ 2026-08-09 04:41:32

○A98.90.148.652026-02-16 → 2026-08-09 · 2 obs

○ 2026-02-16 05:59:22
○ 2026-08-09 04:41:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	c0.nic.io, a0.nic.io, a2.nic.io, b0.nic.io	-
userback.io	ns-1184.awsdns-20.org, ns-437.awsdns-54.com, ns-695.awsdns-22.net, ns-1729.awsdns-24.co.uk	-

✅ Authoritative Response

Server:205.251.198.193

NS records: ns-1184.awsdns-20.org, ns-437.awsdns-54.com, ns-695.awsdns-22.net, ns-1729.awsdns-24.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for userback.io (unsigned zone)

⏱️ Timing

Total: 1774ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`52.44.121.67, 54.227.107.193...`

Analysis

IP Addresses

api.userback.io resolves to three IP addresses: 18.215.116.107, 52.44.121.67 and 54.227.107.193.

ec2-54-227-107-193.compute-1.amazonaws.com is an example of another host name that shares IP numbers with api.userback.io.