optimizationmodels.com - dns.ninja
optimizationmodels.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3035::6815:2ae1πΊπΈ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:a722πΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.42.225Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.167.34πΊπΈ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | dahlia.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::adf5:3a59πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dahlia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c059π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dahlia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2059πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dahlia.ns.cloudflare.com | ||||||
| A | 108.162.192.89πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dahlia.ns.cloudflare.com | ||||||
| A | 172.64.32.89πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dahlia.ns.cloudflare.com | ||||||
| A | 173.245.58.89πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dahlia.ns.cloudflare.com | ||||||
| NS | dave.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b6dπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dave.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c16dπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dave.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:216dπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dave.ns.cloudflare.com | ||||||
| A | 108.162.193.109πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dave.ns.cloudflare.com | ||||||
| A | 172.64.33.109πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dave.ns.cloudflare.com | ||||||
| A | 173.245.59.109πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dave.ns.cloudflare.com | ||||||
| MX | route3.mx.cloudflare.net β | ||||||
| A | 2606:4700:f5::11πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| MX | route2.mx.cloudflare.net(48) | ||||||
| A | 2606:4700:f5::eπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::fπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(86) | ||||||
| A | 2606:4700:f5::bπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::cπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::dπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| TXT | google-site-verification=BJaDbGQt_BPQW5tGCUHSrNF_eGXxtX2UMoaaBMASnLs | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.42.225, 172.67.167.34 | ||||||
| IPv6 hints | 2606:4700:3035::6815:2ae1, 2606:4700:3037::ac43:a722 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=81, name=cloudflare-ech.com | ||||||
| SOA | dahlia.ns.cloudflare.comdns@cloudflare.com serial=2413365373 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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=1788314240 | ||||||
Same first word
optimizationmodels.com |
Previous names
Next names
DNS History
13 records (9 active, 4 former)
βNSdahlia.ns.cloudflare.com2026-08-30 β 2026-09-02 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βNSdave.ns.cloudflare.com2026-08-30 β 2026-09-02 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βNSns1.netregistry.net2020-02-01 β 2020-02-01 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βNSns2.netregistry.net2020-02-01 β 2020-02-01 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βNSns3.netregistry.net2020-02-01 β 2020-02-01 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βMXroute1.mx.cloudflare.net2026-08-30 β 2026-09-02 Β· 2 obs
β 2026-09-02 02:10:40
βMXroute2.mx.cloudflare.net2026-08-30 β 2026-09-02 Β· 2 obs
β 2026-09-02 02:10:40
βMXroute3.mx.cloudflare.net2026-08-30 β 2026-09-02 Β· 2 obs
β 2026-09-02 02:10:40
βA104.21.42.2252026-08-30 β 2026-09-02 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βA172.67.167.342026-08-30 β 2026-09-02 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βA202.124.241.1782020-02-01 β 2020-02-01 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βA2606:4700:3035::6815:2ae12026-08-30 β 2026-09-02 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
βA2606:4700:3037::ac43:a7222026-08-30 β 2026-09-02 Β· 3 obs
β 2026-08-30 20:06:30
β 2026-09-02 02:10:40
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optimizationmodels.com | dave.ns.cloudflare.com, dahlia.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.193.109
NS records: dave.ns.cloudflare.com, dahlia.ns.cloudflare.com
π DNSSEC Status
π Secure (DNSSEC validated)
Chain of trust verified from root to domain
β±οΈ Timing
Total: 308ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.167.34, 104.21.42.225 |
| AAAA | 2 | 2606:4700:3035::6815:2ae1, 2606:4700:3037::ac43:a722 |
| NS | 2 | dahlia.ns.cloudflare.com, dave.ns.cloudflare.com |
| MX | 3 | route3.mx.cloudflare.net (pri: 30), route2.mx.cloudflare.net (pri: 48)... |
| TXT | 2 | google-site-verification=BJaDbGQt_BPQW5t, v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dahlia.ns.cloudflare.com dns.cloudflare. |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (dave.ns.cloudflare.com, dave.ns.cloudflare.com, dave.ns.cloudflare.com...)
Analysis
IP Addresses
optimizationmodels.com resolves to four IP addresses: 104.21.42.225, 172.67.167.34, 2606:4700:3035::6815:2ae1 and 2606:4700:3037::ac43:a722.
universitas.email, propertylegalcraft.digital, harristechnical.com plus two other host names have IP numbers in common with optimizationmodels.com.
Name Servers
optimizationmodels.com uses two name servers for its delegation: dahlia.ns.cloudflare.com and dave.ns.cloudflare.com.
The name server configuration of optimizationmodels.com is shared with other domains, for instance eventim.us, vetdepro.com, henkjurriens.nl and two others.
optimizationmodels.com has at least partial name server overlap with other domains, such as cincyretrouvaille.org, btcusa.com, g2d22zm.com and two others.
Hosts with 6 IP addresses each:
Hostname dahlia.ns.cloudflare.com directs to 108.162.192.89, 172.64.32.89 and 173.245.58.89 along with 3 other IP addresses.
Hostname dave.ns.cloudflare.com directs to 108.162.193.109, 172.64.33.109 and 173.245.59.109 along with 3 other IP addresses.
Mail Servers
optimizationmodels.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
At least some of the mail servers used by optimizationmodels.com are shared with other domains: techdeal.se, emailie.com, zeelive.com.tw and two others among them.
Hosts with 6 IP addresses each:
Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.
Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.
Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.