doubletree.spa - robtex.com
doubletree.spa
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2620:10a:80a8::1🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.1🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns2.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:10b8::1🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns2.markmonitor.com | ||||||
| A | 176.97.158.1🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns2.markmonitor.com | ||||||
| NS | ns3.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2620:10a:80a9::1🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.1🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns4.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:1bc::1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.markmonitor.com | ||||||
| A | 192.174.68.1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns1.markmonitor.com | ||||||
| NS | ns5.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2620:10a:80a8::2🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.2🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns6.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:10b8::3🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| A | 176.97.158.3🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| NS | ns7.markmonitor.com ⚠️ Not in zone NS records | ||||||
| A | 2620:10a:80a9::2🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.2🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
spa
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.spa ⭐ | ||||||
| NS | a2.nic.spa | ||||||
| NS | b0.nic.spa | ||||||
| NS | c0.nic.spa | ||||||
| SOA | a0.nic.spahostmaster@donuts.email serial=1785415464 | ||||||
Same first word
DNS History
8 records (7 active, 1 former)
●NSns1.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
●NSns2.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
●NSns3.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
●NSns4.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
●NSns5.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
●NSns6.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
●NSns7.markmonitor.com2026-07-27 → 2026-07-30 · 2 obs
● 2026-07-30 12:50:08
○A167.187.200.182026-07-27 → 2026-07-27 · 2 obs
○ 2026-07-30 12:50:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| spa | a2.nic.spa, c0.nic.spa, a0.nic.spa, b0.nic.spa | 8 records |
| doubletree.spa | ns5.markmonitor.com, ns6.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com... | - |
✅ Authoritative Response
Server:149.112.161.1
NS records: ns5.markmonitor.com, ns6.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns1.markmonitor.com, ns7.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doubletree.spa (unsigned zone)
⏱️ Timing
Total: 793ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.187.200.18 |
| NS | 7 | ns1.markmonitor.com, ns2.markmonitor.com... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a2.nic.spa, a2.nic.spa, c0.nic.spa...)
Analysis
Name Servers
doubletree.spa carries NS records listing 7 name servers — ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 others.
doubletree.spa has at least partial name server overlap with other domains, such as noblrinsurance.org, pmtonemainbank.us, protectedsmartfund.com and two others.
It is common to find these name servers paired with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Hostnames that resolve to two IP addresses:
The A records for ns1.markmonitor.com return 149.112.160.1 and 2620:10a:80a8::1.
The A records for ns2.markmonitor.com return 176.97.158.1 and 2001:67c:10b8::1.
The A records for ns3.markmonitor.com return 149.112.161.1 and 2620:10a:80a9::1.
The A records for ns4.markmonitor.com return 192.174.68.1 and 2001:67c:1bc::1.
The A records for ns5.markmonitor.com return 149.112.160.2 and 2620:10a:80a8::2.
The A records for ns6.markmonitor.com return 176.97.158.3 and 2001:67c:10b8::3.
The A records for ns7.markmonitor.com return 149.112.161.2 and 2620:10a:80a9::2.