`backto17.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9eea^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:5ab1^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.177^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.234^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`duke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
NS	`martha.ns.cloudflare.com`
		A	2606:4700:50::a29f:268e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martha.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`martha.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`martha.ns.cloudflare.com`
		A	108.162.194.142^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martha.ns.cloudflare.com`
		A	162.159.38.142^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martha.ns.cloudflare.com`
		A	172.64.34.142^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martha.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.177, 172.67.158.234
		IPv6 hints	2606:4700:3030::ac43:9eea, 2606:4700:3033::6815:5ab1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=221, name=cloudflare-ech.com
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2399840590

`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=1776130282

Same first word

backto17.com

DNS History

14 records (6 active, 8 former)

○NSa.share-dns.com2026-03-16 → 2026-03-16 · 4 obs

○ 2019-03-18 01:33:46
● 2026-03-16 12:15:02
○ 2026-04-14 01:54:50
○ 2026-04-14 01:54:52

○NSa5.share-dns.com2026-03-16 → 2026-03-16 · 4 obs

○ 2019-03-18 01:33:46
● 2026-03-16 12:15:02
○ 2026-04-14 01:54:50
○ 2026-04-14 01:54:52

○NSb.share-dns.net2026-03-16 → 2026-03-16 · 4 obs

○ 2019-03-18 01:33:46
● 2026-03-16 12:15:02
○ 2026-04-14 01:54:50
○ 2026-04-14 01:54:52

○NSb5.share-dns.net2026-03-16 → 2026-03-16 · 4 obs

○ 2019-03-18 01:33:46
● 2026-03-16 12:15:02
○ 2026-04-14 01:54:50
○ 2026-04-14 01:54:52

○NSdns7.hichina.com2019-03-18 → 2019-03-18 · 3 obs

● 2019-03-18 01:33:46
○ 2026-03-16 12:15:02
○ 2026-04-14 01:54:52

○NSdns8.hichina.com2019-03-18 → 2019-03-18 · 3 obs

● 2019-03-18 01:33:46
○ 2026-03-16 12:15:02
○ 2026-04-14 01:54:52

●NSduke.ns.cloudflare.com2026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-16 12:15:02
● 2026-04-14 01:54:50
● 2026-04-14 01:54:52

●NSmartha.ns.cloudflare.com2026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-16 12:15:02
● 2026-04-14 01:54:50
● 2026-04-14 01:54:52

●A104.21.90.1772026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-16 12:15:02
● 2026-04-14 01:54:50
● 2026-04-14 01:54:52

○A160.124.115.82026-03-16 → 2026-03-16 · 3 obs

● 2026-03-16 12:15:02
○ 2026-04-14 01:54:50
○ 2026-04-14 01:54:52

●A172.67.158.2342026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-16 12:15:02
● 2026-04-14 01:54:50
● 2026-04-14 01:54:52

●A2606:4700:3030::ac43:9eea2026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-16 12:15:02
● 2026-04-14 01:54:50
● 2026-04-14 01:54:52

●A2606:4700:3033::6815:5ab12026-04-14 → 2026-04-14 · 3 obs

○ 2026-03-16 12:15:02
● 2026-04-14 01:54:50
● 2026-04-14 01:54:52

○CNAMEc977425849.bj1.bj.wezhan.cn2019-03-18 → 2019-03-18 · 3 obs

● 2019-03-18 01:33:46
○ 2026-03-16 12:15:02
○ 2026-04-14 01:54:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net...	-
backto17.com	duke.ns.cloudflare.com, martha.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.110

NS records: duke.ns.cloudflare.com, martha.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for backto17.com (unsigned zone)

⏱️ Timing

Total: 214ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.234, 104.21.90.177`
AAAA	2	`2606:4700:3033::6815:5ab1, 2606:4700:3030::ac43:9eea`
NS	2	`duke.ns.cloudflare.com, martha.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`duke.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (duke.ns.cloudflare.com, duke.ns.cloudflare.com, duke.ns.cloudflare.com...)

Analysis

IP Addresses

backto17.com points to four IP numbers: 2606:4700:3030::ac43:9eea, 2606:4700:3033::6815:5ab1, 104.21.90.177 and 172.67.158.234.

Other host names including smartie.co, agflw.net, linuxguru.co.in, zotoqagaservicesinc.digital and editorastilo.com.br share IP numbers with backto17.com.

Name Servers

backto17.com's delegation uses two name servers, duke.ns.cloudflare.com and martha.ns.cloudflare.com.

backto17.com shares the same name server setup as other domains, for example credntc.com, tjfjsh.com, htysyj.com, anzalla.com and stramodel.com.

backto17.com at least partially shares name servers with other domains, including piegroupllc.com, heung.net, sudokugiochi.it, true-honeyfind.org and hauteroute.org.

These name servers are often used together with beth.ns.cloudflare.com.

Host names with six IP numbers:

duke.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6e, 2803:f800:50::6ca2:c16e, 2a06:98c1:50::ac40:216e, 108.162.193.110, 172.64.33.110 and 173.245.59.110.

martha.ns.cloudflare.com points to: 2606:4700:50::a29f:268e, 2803:f800:50::6ca2:c28e, 2a06:98c1:50::ac40:228e, 108.162.194.142, 162.159.38.142 and 172.64.34.142.

backto17.com - robtex.com

backto17.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`backto17.com`

`com`