`sanderling.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b55b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3ba9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.169^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.91^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`holly.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2685^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c285^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`holly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2285^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`holly.ns.cloudflare.com`
		A	108.162.194.133^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
		A	162.159.38.133^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
		A	172.64.34.133^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`holly.ns.cloudflare.com`
NS	`syeef.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cee^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ee^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`syeef.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ee^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`syeef.ns.cloudflare.com`
		A	108.162.195.238^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
		A	162.159.44.238^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
		A	172.64.35.238^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`syeef.ns.cloudflare.com`
MX	`sanderling-io.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`MS=ms74496000`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.169, 172.67.181.91
		IPv6 hints	2606:4700:3032::ac43:b55b, 2606:4700:3035::6815:3ba9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com
SOA	`holly.ns.cloudflare.com`dns@cloudflare.com serial=2400424161

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1776180565

Same first word

sanderling.co.uk

sanderling.de

sanderling.com

sanderling.io

Similar names

sdlearning.com

grandlines.net

slandering.com

dsleanring.com

nerdsignal.com

grandlines.com

rlandesign.com

sdlearning.xyz

signalnerd.com

DNS History

19 records (7 active, 12 former)

●NSholly.ns.cloudflare.com2026-03-14 → 2026-04-14 · 3 obs

○ 2020-02-22 12:27:18
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

○NSns1.dnsimple.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○NSns2.dnsimple.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○NSns3.dnsimple.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○NSns4.dnsimple.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

●NSsyeef.ns.cloudflare.com2026-03-14 → 2026-04-14 · 3 obs

○ 2020-02-22 12:27:18
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

○MXalt1.aspmx.l.google.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○MXalt2.aspmx.l.google.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○MXaspmx.l.google.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○MXaspmx2.googlemail.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

○MXaspmx3.googlemail.com2015-06-18 → 2020-02-22 · 4 obs

● 2015-06-18 19:36:54
● 2020-02-22 12:27:18
○ 2026-03-14 18:22:04
○ 2026-04-14 15:49:02

●MXsanderling-io.mail.protection.outlook.com2026-03-14 → 2026-04-14 · 3 obs

○ 2020-02-22 12:27:18
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

●A104.21.59.1692026-03-14 → 2026-04-14 · 3 obs

○ 2015-10-31 02:13:28
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

○A107.22.180.2152015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 19:36:54
○ 2015-10-31 02:13:28
○ 2026-04-14 15:49:02

●A172.67.181.912026-03-14 → 2026-04-14 · 3 obs

○ 2015-10-31 02:13:28
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

○A23.21.56.392015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 19:36:54
○ 2015-10-31 02:13:28
○ 2026-04-14 15:49:02

●A2606:4700:3032::ac43:b55b2026-03-14 → 2026-04-14 · 3 obs

○ 2015-10-31 02:13:28
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

●A2606:4700:3035::6815:3ba92026-03-14 → 2026-04-14 · 3 obs

○ 2015-10-31 02:13:28
● 2026-03-14 18:22:04
● 2026-04-14 15:49:02

○A54.204.9.462015-06-18 → 2015-06-18 · 3 obs

● 2015-06-18 19:36:54
○ 2015-10-31 02:13:28
○ 2026-04-14 15:49:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io	-
sanderling.io	holly.ns.cloudflare.com, syeef.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.238

NS records: holly.ns.cloudflare.com, syeef.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sanderling.io (unsigned zone)

⏱️ Timing

Total: 277ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.181.91, 104.21.59.169`
AAAA	2	`2606:4700:3032::ac43:b55b, 2606:4700:3035::6815:3ba9`
NS	2	`holly.ns.cloudflare.com, syeef.ns.cloudflare.com`
MX	1	`sanderling-io.mail.protection.outlook.co`
TXT	2	`MS=ms74496000, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`holly.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

sanderling.io points to four IP numbers: 2606:4700:3032::ac43:b55b, 2606:4700:3035::6815:3ba9, 104.21.59.169 and 172.67.181.91.

Other host names including initiaholdings.digital, mail.arabtransit.com, maviay.net, luckylme.com and cn-kiat-whatsapp.hl.cn share IP numbers with sanderling.io.

Name Servers

sanderling.io's delegation uses two name servers, holly.ns.cloudflare.com and syeef.ns.cloudflare.com.

sanderling.io shares the same name server setup as other domains, for example halolppommui.com, sabraridipuloussweeps.com, siriusxmdnctcpasettlement.com, alsifis.co and rigolabs.io.

sanderling.io at least partially shares name servers with other domains, including dukou.dev, majiwx.com, emilyslist.org, subsieuvip9.com and bblive7.com.

these name servers are commonly used together with gannon.ns.cloudflare.com, ada.ns.cloudflare.com and sonia.ns.cloudflare.com.

Host names with six IP numbers:

holly.ns.cloudflare.com points to: 2606:4700:50::a29f:2685, 2803:f800:50::6ca2:c285, 2a06:98c1:50::ac40:2285, 108.162.194.133, 162.159.38.133 and 172.64.34.133.

syeef.ns.cloudflare.com points to: 2606:4700:58::a29f:2cee, 2803:f800:50::6ca2:c3ee, 2a06:98c1:50::ac40:23ee, 108.162.195.238, 162.159.44.238 and 172.64.35.238.

Mail Servers

sanderling.io is handled by a single mail server, sanderling-io.mail.protection.outlook.com.

sanderling-io.mail.protection.outlook.com resolves to six IPs: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.

sanderling.io - robtex.com

sanderling.io

io

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`sanderling.io`

`io`