`sis-is.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:d5a4^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:17d0^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.208^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.164^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ian.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b76^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c176^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2176^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ian.ns.cloudflare.com`
		A	108.162.193.118^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	172.64.33.118^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	173.245.59.118^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
NS	`stevie.ns.cloudflare.com`
		A	2606:4700:50::a29f:266a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stevie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stevie.ns.cloudflare.com`
		A	108.162.194.106^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	162.159.38.106^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	172.64.34.106^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
TXT	`google-site-verification=-lVL71Xdgf4-tkB2KikjNmHDU2H2J-VC1iWMu5P8bbM`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.208, 172.67.213.164
		IPv6 hints	2606:4700:3031::ac43:d5a4, 2606:4700:3035::6815:17d0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com
SOA	`ian.ns.cloudflare.com`dns@cloudflare.com serial=2401083984

`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=1777208011

Same first word

sis-is.com

DNS History

12 records (6 active, 6 former)

○NSds1.sherrodcomputers.local2015-08-15 → 2016-11-21 · 6 obs

● 2015-08-15 01:53:38
● 2016-08-21 05:42:14
○ 2016-09-10 10:55:04
● 2016-11-21 06:06:38
○ 2016-12-27 01:30:52
○ 2026-04-26 13:17:12

○NSds2.sherrodcomputers.local2015-08-15 → 2017-01-04 · 12 obs

● 2015-08-15 01:53:38
● 2015-09-30 18:00:02
○ 2015-11-05 10:12:20
○ 2016-02-22 20:54:02
● 2016-05-29 02:23:20
● 2016-08-21 05:42:14
○ 2016-09-10 10:55:04
● 2016-11-21 06:06:38
○ 2016-12-27 01:30:52
● 2017-01-04 13:37:20
○ 2026-04-14 05:05:04
○ 2026-04-26 13:17:12

●NSian.ns.cloudflare.com2026-04-14 → 2026-04-26 · 3 obs

○ 2017-01-04 13:37:20
● 2026-04-14 05:05:04
● 2026-04-26 13:17:12

○NSns12015-11-05 → 2017-01-04 · 10 obs

○ 2015-09-30 18:00:02
● 2015-11-05 10:12:20
● 2016-02-22 20:54:02
○ 2016-05-29 02:23:20
● 2016-09-10 10:55:04
○ 2016-11-21 06:06:38
● 2016-12-27 01:30:52
● 2017-01-04 13:37:20
○ 2026-04-14 05:05:04
○ 2026-04-26 13:17:12

○NSns1.sherrodcomputers.local2015-08-15 → 2016-11-21 · 6 obs

● 2015-08-15 01:53:38
● 2016-08-21 05:42:14
○ 2016-09-10 10:55:04
● 2016-11-21 06:06:38
○ 2016-12-27 01:30:52
○ 2026-04-26 13:17:12

○NSns22016-09-10 → 2017-01-04 · 7 obs

○ 2016-08-21 05:42:14
● 2016-09-10 10:55:04
○ 2016-11-21 06:06:38
● 2016-12-27 01:30:52
● 2017-01-04 13:37:20
○ 2026-04-14 05:05:04
○ 2026-04-26 13:17:12

●NSstevie.ns.cloudflare.com2026-04-14 → 2026-04-26 · 3 obs

○ 2017-01-04 13:37:20
● 2026-04-14 05:05:04
● 2026-04-26 13:17:12

●A104.21.23.2082026-04-14 → 2026-04-26 · 3 obs

○ 2017-01-04 13:37:20
● 2026-04-14 05:05:04
● 2026-04-26 13:17:12

●A172.67.213.1642026-04-14 → 2026-04-26 · 3 obs

○ 2017-01-04 13:37:20
● 2026-04-14 05:05:04
● 2026-04-26 13:17:12

○A209.144.148.372015-08-15 → 2017-01-04 · 4 obs

● 2015-08-15 01:53:38
● 2017-01-04 13:37:20
○ 2026-04-14 05:05:04
○ 2026-04-26 13:17:12

●A2606:4700:3031::ac43:d5a42026-04-14 → 2026-04-26 · 3 obs

○ 2017-01-04 13:37:20
● 2026-04-14 05:05:04
● 2026-04-26 13:17:12

●A2606:4700:3035::6815:17d02026-04-14 → 2026-04-26 · 3 obs

○ 2017-01-04 13:37:20
● 2026-04-14 05:05:04
● 2026-04-26 13:17:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sis-is.com	ian.ns.cloudflare.com, stevie.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.106

NS records: ian.ns.cloudflare.com, stevie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sis-is.com (unsigned zone)

⏱️ Timing

Total: 164ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.213.164, 104.21.23.208`
AAAA	2	`2606:4700:3031::ac43:d5a4, 2606:4700:3035::6815:17d0`
NS	2	`ian.ns.cloudflare.com, stevie.ns.cloudflare.com`
TXT	1	`google-site-verification=-lVL71Xdgf4-tkB`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ian.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

sis-is.com resolves to four IPs: 2606:4700:3031::ac43:d5a4, 2606:4700:3035::6815:17d0, 104.21.23.208 and 172.67.213.164.

Other host names such as computeruniverse-skidka.ru, epap.net, directory-farm.com, tigrenpwa.com and sourcewajcp.tokyo share IP numbers with sis-is.com.

Name Servers

sis-is.com is delegated to two name servers: ian.ns.cloudflare.com and stevie.ns.cloudflare.com.

sis-is.com uses the same name server setup as other domains, including atabetamakina.com, gonulkoprusudayanismadernegi.com, festivals2024.com, zhaoshanzhen.com and prostitutkivolgogradabuzz.com.

At least part of the name servers for sis-is.com are shared with other domains, for instance jonahtobin.com, stageof.com, eclubes.com.au, linetodate.com and business-centrum-gorinchem.nl.

These name servers are commonly used alongside lily.ns.cloudflare.com and kaiser.ns.cloudflare.com.

Host names with six IP numbers:

ian.ns.cloudflare.com points to: 2606:4700:58::adf5:3b76, 2803:f800:50::6ca2:c176, 2a06:98c1:50::ac40:2176, 108.162.193.118, 172.64.33.118 and 173.245.59.118.

stevie.ns.cloudflare.com points to: 2606:4700:50::a29f:266a, 2803:f800:50::6ca2:c26a, 2a06:98c1:50::ac40:226a, 108.162.194.106, 162.159.38.106 and 172.64.34.106.

sis-is.com - robtex.com

sis-is.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

`sis-is.com`

`com`