sem8.net - robtex.com
sem8.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:c1d7🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:4c75🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.76.117Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.193.215🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kyrie.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c26🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyrie.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c326🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kyrie.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2326🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kyrie.ns.cloudflare.com | ||||||
| A | 108.162.195.38🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyrie.ns.cloudflare.com | ||||||
| A | 162.159.44.38Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyrie.ns.cloudflare.com | ||||||
| A | 172.64.35.38🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kyrie.ns.cloudflare.com | ||||||
| NS | sima.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ade🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0de🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20de🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 108.162.192.222🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 172.64.32.222🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| A | 173.245.58.222🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sima.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.76.117, 172.67.193.215 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:c1d7, 2606:4700:3037::6815:4c75 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=114, name=cloudflare-ech.com | ||||||
| SOA | kyrie.ns.cloudflare.comdns@cloudflare.com serial=2399042514 | ||||||
net
| 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.netnstld@verisign-grs.com serial=1778381111 | ||||||
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
●NSkyrie.ns.cloudflare.com2026-03-30 → 2026-05-10 · 3 obs
● 2026-03-30 21:19:06
● 2026-05-10 02:59:44
○NSns1.jiasule.net2015-07-24 → 2020-02-24 · 4 obs
● 2020-02-24 08:47:52
○ 2026-03-30 21:19:06
○ 2026-05-10 02:59:44
○NSns13.xincache.com2015-07-24 → 2020-02-24 · 6 obs
○ 2015-12-04 04:23:16
● 2016-03-23 17:28:10
● 2020-02-24 08:47:52
○ 2026-03-30 21:19:06
○ 2026-05-10 02:59:44
○NSns14.xincache.com2015-07-24 → 2020-02-24 · 4 obs
● 2020-02-24 08:47:52
○ 2026-03-30 21:19:06
○ 2026-05-10 02:59:44
○NSns2.jiasule.net2015-07-24 → 2020-02-24 · 4 obs
● 2020-02-24 08:47:52
○ 2026-03-30 21:19:06
○ 2026-05-10 02:59:44
●NSsima.ns.cloudflare.com2026-03-30 → 2026-05-10 · 3 obs
● 2026-03-30 21:19:06
● 2026-05-10 02:59:44
○MXmail.skrimple.com2015-12-04 → 2015-12-04 · 3 obs
○ 2016-07-16 22:11:50
○ 2026-05-10 02:59:44
●A104.21.76.1172026-03-30 → 2026-05-10 · 3 obs
● 2026-03-30 21:19:06
● 2026-05-10 02:59:44
●A172.67.193.2152026-03-30 → 2026-05-10 · 3 obs
● 2026-03-30 21:19:06
● 2026-05-10 02:59:44
○A202.91.227.1722015-07-24 → 2020-02-24 · 4 obs
● 2020-02-24 08:47:52
○ 2026-03-30 21:19:06
○ 2026-05-10 02:59:44
●A2606:4700:3032::ac43:c1d72026-03-30 → 2026-05-10 · 3 obs
● 2026-03-30 21:19:06
● 2026-05-10 02:59:44
●A2606:4700:3037::6815:4c752026-03-30 → 2026-05-10 · 3 obs
● 2026-03-30 21:19:06
● 2026-05-10 02:59:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sem8.net | sima.ns.cloudflare.com, kyrie.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.222
NS records: sima.ns.cloudflare.com, kyrie.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sem8.net (unsigned zone)
⏱️ Timing
Total: 432ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.76.117, 172.67.193.215 |
| AAAA | 2 | 2606:4700:3032::ac43:c1d7, 2606:4700:3037::6815:4c75 |
| NS | 2 | kyrie.ns.cloudflare.com, sima.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kyrie.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
sem8.net refers to four IP numbers: 2606:4700:3032::ac43:c1d7, 2606:4700:3037::6815:4c75, 104.21.76.117 and 172.67.193.215.
Other host names, for instance progat.com.br, test.viendong.edu.vn, spirit-of-paris.me, autoconfig.viendong.edu.vn and auth.viendong.edu.vn share IP numbers with sem8.net.
Name Servers
sem8.net's delegation uses two name servers: kyrie.ns.cloudflare.com and sima.ns.cloudflare.com.
sem8.net uses the same name server setup as other domains, such as gysxkt.com, chinaweiqi.net, microazure.cn, 51guoji.cn and abccome.com.
sem8.net at least partially shares name servers with other domains, including kirkfieldhistoricalsociety.com, yny100.com, leatherbears.net, hirojetbooking.shop and sv188.com.
These name servers are often used with melody.ns.cloudflare.com and sterling.ns.cloudflare.com.
Host names with six IP numbers:
kyrie.ns.cloudflare.com points to 2606:4700:58::a29f:2c26, 2803:f800:50::6ca2:c326, 2a06:98c1:50::ac40:2326, 108.162.195.38, 162.159.44.38 and 172.64.35.38.
sima.ns.cloudflare.com points to 2606:4700:50::adf5:3ade, 2803:f800:50::6ca2:c0de, 2a06:98c1:50::ac40:20de, 108.162.192.222, 172.64.32.222 and 173.245.58.222.