diff --git a/internal/provider/testdata/SecurityGroup_invalid_rules.cassette.rand_id b/internal/provider/testdata/SecurityGroup_invalid_rules.cassette.rand_id
index d8d291b..b1d35ca 100644
--- a/internal/provider/testdata/SecurityGroup_invalid_rules.cassette.rand_id
+++ b/internal/provider/testdata/SecurityGroup_invalid_rules.cassette.rand_id
@@ -1 +1 @@
-p8mwdmjy061s
\ No newline at end of file
+begv003ejaf9
\ No newline at end of file
diff --git a/internal/v6provider/resource_ip_test.go b/internal/v6provider/resource_ip_test.go
index dcdebfa..6173220 100644
--- a/internal/v6provider/resource_ip_test.go
+++ b/internal/v6provider/resource_ip_test.go
@@ -125,6 +125,67 @@ func TestAccKatapultIP_minimal(t *testing.T) {
 	})
 }
 
+func TestAccKatapultIP_import_by_addr(t *testing.T) {
+	tt := newTestTools(t)
+
+	res, err := tt.Meta.Core.GetDataCenterDefaultNetworkWithResponse(tt.Ctx,
+		&core.GetDataCenterDefaultNetworkParams{
+			DataCenterPermalink: &tt.Meta.confDataCenter,
+		})
+	require.NoError(t, err)
+	require.NotNil(t, res)
+	require.NotNil(t, res.JSON200)
+
+	network := res.JSON200.Network
+	require.NotNil(t, network.Id)
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:                 func() { testAccPreCheck(t) },
+		ProtoV6ProviderFactories: tt.ProviderFactories,
+
+		CheckDestroy: testAccCheckKatapultIPDestroy(tt),
+		Steps: []resource.TestStep{
+			{
+				Config: `resource "katapult_ip" "web" {}`,
+				Check: resource.ComposeAggregateTestCheckFunc(
+					testAccCheckKatapultIPAttrs(tt, "katapult_ip.web"),
+					resource.TestCheckResourceAttr(
+						"katapult_ip.web", "network_id", *network.Id,
+					),
+					resource.TestMatchResourceAttr(
+						"katapult_ip.web",
+						"address", regexp.MustCompile(
+							`^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$`,
+						),
+					),
+					resource.TestCheckResourceAttr(
+						"katapult_ip.web", "version", "4",
+					),
+					resource.TestCheckResourceAttr(
+						"katapult_ip.web", "vip", "false",
+					),
+					resource.TestCheckResourceAttr(
+						"katapult_ip.web", "label", "",
+					),
+				),
+			},
+			{
+				ResourceName: "katapult_ip.web",
+				ImportStateIdFunc: func(s *terraform.State) (string, error) {
+					rs := s.RootModule().Resources["katapult_ip.web"]
+					if rs == nil {
+						return "", fmt.Errorf("resource not found")
+					}
+
+					return rs.Primary.Attributes["address"], nil
+				},
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+		},
+	})
+}
+
 func TestAccKatapultIP_ipv4(t *testing.T) {
 	tt := newTestTools(t)
 
diff --git a/internal/v6provider/testdata/IP_import_by_addr.cassette.yaml b/internal/v6provider/testdata/IP_import_by_addr.cassette.yaml
new file mode 100644
index 0000000..45946e8
--- /dev/null
+++ b/internal/v6provider/testdata/IP_import_by_addr.cassette.yaml
@@ -0,0 +1,420 @@
+---
+version: 1
+interactions:
+- request:
+    body: ""
+    form: {}
+    headers:
+      User-Agent:
+      - Terraform/ (+https://www.terraform.io) Terraform-Plugin-Framework terraform-provider-katapult
+    url: https://api.katapult.io/core/v1/data_centers/:data_center/default_network?data_center%5Bpermalink%5D=uk-lon-01
+    method: GET
+  response:
+    body: '{"network":{"id":"netw_gVRkZdSKczfNg34P","name":"Public Network","permalink":"uk-lon-01-public","data_center":{"id":"loc_UUhPmoCbpic6UX0Y","name":"London","permalink":"uk-lon-01"}}}'
+    headers:
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+      Access-Control-Allow-Methods:
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+      Access-Control-Allow-Origin:
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+      Cache-Control:
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+      Content-Length:
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+      Content-Type:
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+      Date:
+      - Mon, 12 Aug 2024 14:53:28 GMT
+      Etag:
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+      Strict-Transport-Security:
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+      Vary:
+      - Accept-Encoding
+      X-Ratelimit-Permitted:
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+      - "991"
+      X-Request-Id:
+      - 0dd19ebc-9efd-4054-9c04-e7bae555706f
+    status: 200 OK
+    code: 200
+    duration: ""
+- request:
+    body: ""
+    form: {}
+    headers:
+      User-Agent:
+      - Terraform/ (+https://www.terraform.io) Terraform-Plugin-Framework terraform-provider-katapult
+    url: https://api.katapult.io/core/v1/data_centers/:data_center/default_network?data_center%5Bpermalink%5D=uk-lon-01
+    method: GET
+  response:
+    body: '{"network":{"id":"netw_gVRkZdSKczfNg34P","name":"Public Network","permalink":"uk-lon-01-public","data_center":{"id":"loc_UUhPmoCbpic6UX0Y","name":"London","permalink":"uk-lon-01"}}}'
+    headers:
+      Access-Control-Allow-Headers:
+      - Authorization, Content-Type
+      Access-Control-Allow-Methods:
+      - GET, POST, PUT, PATCH, DELETE, OPTIONS
+      Access-Control-Allow-Origin:
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+      Cache-Control:
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+      Etag:
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+      Strict-Transport-Security:
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+      Vary:
+      - Accept-Encoding
+      X-Ratelimit-Permitted:
+      - "1000"
+      X-Ratelimit-Remaining:
+      - "990"
+      X-Request-Id:
+      - 9e0078a5-1503-4fb6-ab13-27106cd941ea
+    status: 200 OK
+    code: 200
+    duration: ""
+- request:
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+    form: {}
+    headers:
+      Content-Type:
+      - application/json
+      User-Agent:
+      - Terraform/ (+https://www.terraform.io) Terraform-Plugin-Framework terraform-provider-katapult
+    url: https://api.katapult.io/core/v1/organizations/:organization/ip_addresses
+    method: POST
+  response:
+    body: '{"ip_address":{"id":"ip_ax6jM4AVdKNM0EZP","address":"185.44.253.28","reverse_dns":"185-44-253-28.rdns.katapult.io","vip":false,"label":null,"address_with_mask":"185.44.253.28/22","network":{"id":"netw_gVRkZdSKczfNg34P","name":"Public
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+    status: 200 OK
+    code: 200
+    duration: ""
+- request:
+    body: ""
+    form: {}
+    headers:
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+    url: https://api.katapult.io/core/v1/ip_addresses/:ip_address?ip_address%5Bid%5D=ip_ax6jM4AVdKNM0EZP
+    method: GET
+  response:
+    body: '{"ip_address":{"id":"ip_ax6jM4AVdKNM0EZP","address":"185.44.253.28","reverse_dns":"185-44-253-28.rdns.katapult.io","vip":false,"label":null,"address_with_mask":"185.44.253.28/22","network":{"id":"netw_gVRkZdSKczfNg34P","name":"Public
+      Network","permalink":"uk-lon-01-public","data_center":{"id":"loc_UUhPmoCbpic6UX0Y","name":"London","permalink":"uk-lon-01","country":{"id":"ctry_6AO9tYYugvTGnd5b","name":"United
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+    headers:
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+      Access-Control-Allow-Methods:
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+      Access-Control-Allow-Origin:
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+      Cache-Control:
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+      Content-Length:
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+      X-Request-Id:
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+    status: 200 OK
+    code: 200
+    duration: ""
+- request:
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+    form: {}
+    headers:
+      User-Agent:
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+    url: https://api.katapult.io/core/v1/ip_addresses/:ip_address?ip_address%5Bid%5D=ip_ax6jM4AVdKNM0EZP
+    method: GET
+  response:
+    body: '{"ip_address":{"id":"ip_ax6jM4AVdKNM0EZP","address":"185.44.253.28","reverse_dns":"185-44-253-28.rdns.katapult.io","vip":false,"label":null,"address_with_mask":"185.44.253.28/22","network":{"id":"netw_gVRkZdSKczfNg34P","name":"Public
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+      Kingdom","iso_code2":"GB","iso_code3":"GBR","time_zone":"Europe/London","eu":false}}},"allocation_id":null,"allocation_type":null},"allocation":null}'
+    headers:
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+      Access-Control-Allow-Methods:
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+      Access-Control-Allow-Origin:
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+      Cache-Control:
+      - max-age=0, private, must-revalidate
+      Content-Length:
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+      Etag:
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+      X-Request-Id:
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+    duration: ""
+- request:
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+    form: {}
+    headers:
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+    url: https://api.katapult.io/core/v1/ip_addresses/:ip_address?ip_address%5Bid%5D=ip_ax6jM4AVdKNM0EZP
+    method: GET
+  response:
+    body: '{"ip_address":{"id":"ip_ax6jM4AVdKNM0EZP","address":"185.44.253.28","reverse_dns":"185-44-253-28.rdns.katapult.io","vip":false,"label":null,"address_with_mask":"185.44.253.28/22","network":{"id":"netw_gVRkZdSKczfNg34P","name":"Public
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+    url: https://api.katapult.io/core/v1/ip_addresses/:ip_address?ip_address%5Baddress%5D=185.44.253.28
+    method: GET
+  response:
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+      Access-Control-Allow-Methods:
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+      Cache-Control:
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+    duration: ""
+- request:
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+    form: {}
+    headers:
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+    method: GET
+  response:
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+      X-Request-Id:
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+    status: 200 OK
+    code: 200
+    duration: ""
+- request:
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+    form: {}
+    headers:
+      Content-Type:
+      - application/json
+      User-Agent:
+      - Terraform/ (+https://www.terraform.io) Terraform-Plugin-Framework terraform-provider-katapult
+    url: https://api.katapult.io/core/v1/ip_addresses/:ip_address
+    method: DELETE
+  response:
+    body: '{}'
+    headers:
+      Access-Control-Allow-Headers:
+      - Authorization, Content-Type
+      Access-Control-Allow-Methods:
+      - GET, POST, PUT, PATCH, DELETE, OPTIONS
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+    code: 200
+    duration: ""
+- request:
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+    form: {}
+    headers:
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+    url: https://api.katapult.io/core/v1/ip_addresses/:ip_address?ip_address%5Bid%5D=ip_ax6jM4AVdKNM0EZP
+    method: GET
+  response:
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+    headers:
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+      Access-Control-Allow-Methods:
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