🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`corestructuring.ch`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9382^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:b0b^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.11^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.130^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`evan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`evan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`evan.ns.cloudflare.com`
		A	108.162.193.165^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
		A	172.64.33.165^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
		A	173.245.59.165^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evan.ns.cloudflare.com`
NS	`nelly.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nelly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nelly.ns.cloudflare.com`
		A	108.162.192.209^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	172.64.32.209^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	173.245.58.209^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.11.11, 172.67.147.130
		IPv6 hints	2606:4700:3030::ac43:9382, 2606:4700:3035::6815:b0b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOA	`evan.ns.cloudflare.com`dns@cloudflare.com serial=2413990981

`ch`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.ch` ⭐
	NS	`b.nic.ch`
	NS	`d.nic.ch`
	NS	`e.nic.ch`
	NS	`f.nic.ch`
	SOA	`a.nic.ch`dns-operation@switch.ch 2026-09-11 #14

Same first word

corestructuring.uk

corestructuring.co.uk

corestructuring.com

corestructuring.ch

Previous names

Next names

DNS History

10 records (6 active, 4 former)

●NSevan.ns.cloudflare.com2026-08-29 → 2026-09-11 · 2 obs

● 2026-08-29 02:27:14
● 2026-09-11 05:34:12

●NSnelly.ns.cloudflare.com2026-08-29 → 2026-09-11 · 2 obs

● 2026-08-29 02:27:14
● 2026-09-11 05:34:12

●A104.21.11.112026-09-04 → 2026-09-11 · 3 obs

○ 2026-08-29 02:27:14
● 2026-09-04 15:45:52
● 2026-09-11 05:34:12

●A172.67.147.1302026-09-04 → 2026-09-11 · 3 obs

○ 2026-08-29 02:27:14
● 2026-09-04 15:45:52
● 2026-09-11 05:34:12

○A188.114.96.02026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 02:27:14
○ 2026-09-04 15:45:52
○ 2026-09-11 05:34:12

○A188.114.97.02026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 02:27:14
○ 2026-09-04 15:45:52
○ 2026-09-11 05:34:12

●A2606:4700:3030::ac43:93822026-09-04 → 2026-09-11 · 3 obs

○ 2026-08-29 02:27:14
● 2026-09-04 15:45:52
● 2026-09-11 05:34:12

●A2606:4700:3035::6815:b0b2026-09-04 → 2026-09-11 · 3 obs

○ 2026-08-29 02:27:14
● 2026-09-04 15:45:52
● 2026-09-11 05:34:12

○A2a06:98c1:3120::2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 02:27:14
○ 2026-09-04 15:45:52
○ 2026-09-11 05:34:12

○A2a06:98c1:3121::2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 02:27:14
○ 2026-09-04 15:45:52
○ 2026-09-11 05:34:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...	-
corestructuring.ch	nelly.ns.cloudflare.com, evan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.209

NS records: nelly.ns.cloudflare.com, evan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corestructuring.ch (unsigned zone)

⏱️ Timing

Total: 1413ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.11.11, 172.67.147.130`
AAAA	2	`2606:4700:3035::6815:b0b, 2606:4700:3030::ac43:9382`
NS	2	`evan.ns.cloudflare.com, nelly.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`evan.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

corestructuring.ch points to the four IP addresses 104.21.11.11, 172.67.147.130, 2606:4700:3030::ac43:9382 and 2606:4700:3035::6815:b0b.

heyflareco.com, whirlpoolservicecenter.support, aroundtownwork.com and two other host names share IP numbers with corestructuring.ch.

Name Servers

Two name servers handle the delegation for corestructuring.ch: evan.ns.cloudflare.com and nelly.ns.cloudflare.com.

corestructuring.ch uses the same name servers as several other domains — among them aquanero.co.uk, fished.co, mykemasters.com and two more.

There is at least partial name server overlap between corestructuring.ch and other domains — 0pzn2je0udjs.workers.dev, blinvpn.cc, departurepublishing.com and two more among them.

These name servers frequently co-occur with the name servers alberto.ns.cloudflare.com and lennon.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

evan.ns.cloudflare.com resolves to 108.162.193.165, 172.64.33.165 and 173.245.59.165 among others, with 3 other IP addresses in total.

nelly.ns.cloudflare.com resolves to 108.162.192.209, 172.64.32.209 and 173.245.58.209 among others, with 3 other IP addresses in total.

corestructuring.ch - robtex.com