nexstrain.org - robtex.com
nexstrain.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:de6b🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:4e8a🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.78.138Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.222.107🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ganz.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c28🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ganz.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c328🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ganz.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2328🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ganz.ns.cloudflare.com | ||||||
| A | 108.162.195.40🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ganz.ns.cloudflare.com | ||||||
| A | 162.159.44.40Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ganz.ns.cloudflare.com | ||||||
| A | 172.64.35.40🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ganz.ns.cloudflare.com | ||||||
| NS | jean.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a79🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jean.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c079🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jean.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2079🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jean.ns.cloudflare.com | ||||||
| A | 108.162.192.121🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jean.ns.cloudflare.com | ||||||
| A | 172.64.32.121🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jean.ns.cloudflare.com | ||||||
| A | 173.245.58.121🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jean.ns.cloudflare.com | ||||||
| MX | _dc-mx.ebae097d14ab.nexstrain.org ⭐ | ||||||
| A | 209.74.77.104🇺🇸 NAMCHEAP-PH209.74.77.0/24 | ||||||
| PTR | server1.cepefwemain.com | ||||||
| TXT | v=spf1 +a +mx +ip4:198.177.123.10 ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.78.138, 172.67.222.107 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:de6b, 2606:4700:3034::6815:4e8a | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com | ||||||
| SOA | ganz.ns.cloudflare.comdns@cloudflare.com serial=2409609518 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1784341986 | ||||||
rank #41233 in the tld
Same first word
nexstrain.com |
nexstrain.org |
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DNS History
9 records (7 active, 2 former)
●NSganz.ns.cloudflare.com2026-06-11 → 2026-07-18 · 2 obs
● 2026-07-18 02:49:46
●NSjean.ns.cloudflare.com2026-06-11 → 2026-07-18 · 2 obs
● 2026-07-18 02:49:46
●MX_dc-mx.ebae097d14ab.nexstrain.org2026-06-11 → 2026-07-18 · 4 obs
○ 2026-06-23 05:58:32
● 2026-07-17 19:07:28
● 2026-07-18 02:49:46
●A104.21.78.1382026-06-11 → 2026-07-18 · 4 obs
○ 2026-06-23 05:58:32
● 2026-07-17 19:07:28
● 2026-07-18 02:49:46
●A172.67.222.1072026-06-11 → 2026-07-18 · 4 obs
○ 2026-06-23 05:58:32
● 2026-07-17 19:07:28
● 2026-07-18 02:49:46
○A2606:4700:3030::6815:4e8a2026-06-11 → 2026-06-11 · 3 obs
○ 2026-06-23 05:58:32
○ 2026-07-18 02:49:46
○A2606:4700:3031::ac43:de6b2026-06-11 → 2026-06-11 · 3 obs
○ 2026-06-23 05:58:32
○ 2026-07-18 02:49:46
●A2606:4700:3032::ac43:de6b2026-07-17 → 2026-07-18 · 3 obs
● 2026-07-17 19:07:28
● 2026-07-18 02:49:46
●A2606:4700:3034::6815:4e8a2026-07-17 → 2026-07-18 · 3 obs
● 2026-07-17 19:07:28
● 2026-07-18 02:49:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| nexstrain.org | ganz.ns.cloudflare.com, jean.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.40
NS records: ganz.ns.cloudflare.com, jean.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nexstrain.org (unsigned zone)
⏱️ Timing
Total: 368ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.222.107, 104.21.78.138 |
| AAAA | 2 | 2606:4700:3034::6815:4e8a, 2606:4700:3032::ac43:de6b |
| NS | 2 | ganz.ns.cloudflare.com, jean.ns.cloudflare.com |
| MX | 1 | _dc-mx.ebae097d14ab.nexstrain.org (pri: |
| TXT | 1 | v=spf1 +a +mx +ip4:198.177.123.10 ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ganz.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
nexstrain.org points to the four IP addresses 104.21.78.138, 172.67.222.107, 2606:4700:3032::ac43:de6b and 2606:4700:3034::6815:4e8a.
Among the host names that share IP numbers with nexstrain.org are dverispb-granit.ru, uzunlargurme.com, travismfwl27272.targetblogs.com and two others.
Name Servers
nexstrain.org has two authoritative name servers — ganz.ns.cloudflare.com and jean.ns.cloudflare.com.
nexstrain.org has the same name server delegation as a number of other domains, such as kkkjilim.com, aigem.it, thebgllc.com and two more.
There is at least partial name server overlap between nexstrain.org and other domains — oficinadeluz.org.br, gregous.quest, fcctaskforce.org and two more among them.
These name servers frequently co-occur with the name servers veda.ns.cloudflare.com and melany.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
ganz.ns.cloudflare.com points to 108.162.195.40, 162.159.44.40, 172.64.35.40 and 3 other IP addresses.
jean.ns.cloudflare.com points to 108.162.192.121, 172.64.32.121, 173.245.58.121 and 3 other IP addresses.
Mail Servers
nexstrain.org routes its mail through a single mail server, _dc-mx.ebae097d14ab.nexstrain.org.
_dc-mx.ebae097d14ab.nexstrain.org points to one IP number — 209.74.77.104.